{"id":14555,"date":"2015-04-19T21:11:09","date_gmt":"2015-04-19T19:11:09","guid":{"rendered":"https:\/\/frank-lovisolo.fr\/WordPress\/?page_id=14555"},"modified":"2026-11-02T10:03:44","modified_gmt":"2026-11-02T09:03:44","slug":"une-preuve-d-evolution-chapitre-1","status":"publish","type":"post","link":"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/","title":{"rendered":"Une preuve d&rsquo;\u00e9volution &#8211; Chapitre 1 \u00e0 Darwin : Macrophotographies"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 ez-toc-wrap-left-text counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<label for=\"ez-toc-cssicon-toggle-item-6ae9f05888839\" class=\"ez-toc-cssicon-toggle-label\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-cssicon\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6ae9f05888839\" checked \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#charles-darwin-theoricien-de-levolution\" >Charles Darwin ( th\u00e9oricien de l&rsquo;\u00e9volution )<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#voyage-dun-naturaliste-autour-du-monde\" >Voyage d\u2019un naturaliste autour du monde\u00a0<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#chapitre-xvi-extrait\" >CHAPITRE XVI\u00a0( Extrait )<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#-evolution\" >\u00a0Evolution<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#jean-jacques-rousseau\" >Jean-Jacques Rousseau<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#les-reveries-du-promeneur-solitaire\" >Les R\u00eaveries du promeneur solitaire<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#deuxieme-promenade-extrait\" >DEUXIEME PROMENADE ( Extrait )<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#de-darwin-a-nos-jours-comprendre-levolution-des-especes\" >De Darwin \u00e0 nos jours : comprendre l\u2019\u00e9volution des esp\u00e8ces<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#darwin-et-la-naissance-de-la-theorie-de-levolution\" >Darwin et la naissance de la th\u00e9orie de l\u2019\u00e9volution<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#de-mendel-a-la-synthese-moderne-de-levolution\" >De Mendel \u00e0 la synth\u00e8se moderne de l\u2019\u00e9volution<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#ladn-le-langage-moleculaire-du-vivant\" >L\u2019ADN : le langage mol\u00e9culaire du vivant<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#les-fossiles-et-lhistoire-profonde-de-la-vie\" >Les fossiles et l\u2019histoire profonde de la vie<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#depuis-darwin-une-evolution-aux-mecanismes-multiples\" >Depuis Darwin : une \u00e9volution aux m\u00e9canismes multiples<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#levolution-aujourdhui-un-phenomene-toujours-observable\" >L\u2019\u00e9volution aujourd\u2019hui : un ph\u00e9nom\u00e8ne toujours observable<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#conclusion-le-vivant-une-histoire-sans-destination-finale\" >Conclusion : le vivant, une histoire sans destination finale<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#bibliographie\" >Bibliographie<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#1-les-textes-fondateurs\" >1. Les textes fondateurs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#2-comprendre-levolution-et-ses-mecanismes\" >2. Comprendre l\u2019\u00e9volution et ses m\u00e9canismes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/#3-les-ressources-scientifiques-en-ligne\" >3. Les ressources scientifiques en ligne<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 10<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><div><\/div>\n<div style=\"text-align: right;\"><span style=\"font-size: 14px;\"><em>L\u2019\u00e9volution proc\u00e8de comme un bricoleur qui, pendant des millions et des millions d\u2019ann\u00e9es, remanierait lentement son oeuvre.<\/em><\/span><br \/>\n<a href=\"https:\/\/fr.wikipedia.org\/wiki\/Fran%C3%A7ois_Jacob\" target=\"_blank\" rel=\"noopener\"><span style=\"font-size: 14px;\">Fran\u00e7ois Jacob<\/span><\/a><\/div>\n<div><\/div>\n<table style=\"width: 100%;\" cellpadding=\"10\">\n<tbody>\n<tr>\n<td style=\"width: 40%; text-align: right; vertical-align: middle;\" colspan=\"3\">\n<div style=\"text-align: center;\"><strong><span style=\"font-size: 16px;\"><span style=\"font-size: 14px;\">Suggestion d&rsquo;\u00e9coute :\u00a0 <\/span><span style=\"font-size: 20px;\"><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/l-attente-la-gare\/\"><span style=\"font-size: 14px;\">L&rsquo;attente \u00e0 la gare<\/span><\/a><\/span><br \/>\n<\/span><\/strong><\/div>\n<\/td>\n<td style=\"width: 40%; text-align: right; vertical-align: middle;\">\n<div><a href=\"https:\/\/frankcesarlovisolo.bandcamp.com\/track\/lattente-la-gare\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-51127\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2022\/11\/bandcamp-logotype-color-400-Frank.png\" alt=\"\" width=\"303\" height=\"25\" title=\"-\" srcset=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2022\/11\/bandcamp-logotype-color-400-Frank.png 400w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2022\/11\/bandcamp-logotype-color-400-Frank-250x21.png 250w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2022\/11\/bandcamp-logotype-color-400-Frank-150x12.png 150w\" sizes=\"auto, (max-width: 303px) 100vw, 303px\" \/><\/a><\/div>\n<\/td>\n<td style=\"width: 20%; text-align: left; vertical-align: middle;\"><a href=\"#com\"><span style=\"font-size: 20px;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-15068\" title=\"Osmophore - darwin - \u00e9volution - lovisolo\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/06\/ComRouge.jpg\" alt=\"Frank-Cesar-Lovisolo\" width=\"250\" height=\"20\" \/><\/span><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div><\/div>\n<table cellpadding=\"10\">\n<tbody>\n<tr>\n<td>\n<div style=\"text-align: justify;\"><span style=\"font-size: 20px;\"><span style=\"font-size: 24px;\">Quand je pense \u00e0 mes adorables o<img loading=\"lazy\" decoding=\"async\" class=\"alignleft\" title=\"Lovisolo - Darwin\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/u.jpg\" alt=\"Lovisolo - Darwin - \u00e9volution\" width=\"138\" height=\"119\" \/>rchid\u00e9es, [\u2026], il me semble incroyablement monstrueux de regarder une orchid\u00e9e comme si elle avait \u00e9t\u00e9 cr\u00e9\u00e9e telle que nous la voyons aujourd\u2019hui.\u00a0\u00bb<\/span> \u00a0<\/span><\/div>\n<div><\/div>\n<div><span style=\"font-size: 20px;\"><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Charles_Darwin\" target=\"_blank\" rel=\"noopener noreferrer\">Charles Darwin<\/a>.\u00a0Lettre au botaniste Asa Gray. 1861<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-size: 20px;\">\u00a0<div class=\"flagallerywraper\" style=\"text-align:center;\"><div class=\"flagallery flaslider_skin\" id=\"FlaGallery_sc1_133\" style=\"width:1024px;margin:0 auto;\"><script 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decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-015.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-016.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-017.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-018.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" 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decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-027.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-028.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-029.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-030.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-031.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-032.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-033.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-034.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-035.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-036.jpg\" alt=\"\" title=\"-\"><img loading=\"lazy\" decoding=\"async\" class=\"skip-lazy no-lazyload noLazy\" data-lazy-src=\"\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/flagallery\/une-preuve-devolution-chapitre-001\/evolution01-037.jpg\" alt=\"\" title=\"-\"><\/noscript><\/span><\/p>\n<p><span style=\"font-size: 20px;\"><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-53716 size-medium\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png\" alt=\"&quot;&quot;\" width=\"460\" height=\"18\" title=\"-\" srcset=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png 460w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-1024x40.png 1024w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-768x30.png 768w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-250x10.png 250w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-150x6.png 150w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png 1200w\" sizes=\"auto, (max-width: 460px) 100vw, 460px\" \/><\/a><\/span><\/td>\n<\/tr>\n<tr>\n<td>\n<div>\n<div>\n<div>\n<div>\n<h2><span class=\"ez-toc-section\" id=\"charles-darwin-theoricien-de-levolution\"><\/span><span style=\"font-size: 20px;\"><span style=\"font-size: 26px;\">Charles Darwin ( th\u00e9oricien de l&rsquo;\u00e9volution )<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"voyage-dun-naturaliste-autour-du-monde\"><\/span><span style=\"font-size: 24px;\">Voyage d\u2019un naturaliste autour du monde\u00a0<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div>\n<h4><span class=\"ez-toc-section\" id=\"chapitre-xvi-extrait\"><\/span><span style=\"font-size: 22px;\">CHAPITRE XVI\u00a0( Extrait )<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<div style=\"text-align: justify;\">\n<h2><span style=\"font-size: 20px;\"><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/questioning-darwin-1024.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright\" title=\"darwin - evolution - lovisolo\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/questioning-darwin-1024-560x315.jpg\" alt=\"darwin - evolution - lovisolo\" width=\"554\" height=\"311\" \/><\/a><\/span><\/h2>\n<p><span style=\"color: #660066;\"><em><span style=\"font-size: 20px;\">3 mai. \u2014 De Quilimari \u00e0 Conchalee, le pays devient de plus en plus st\u00e9rile\u00a0; c\u2019est \u00e0 peine si, dans les vall\u00e9es, il y a assez d\u2019eau pour faire quelques irrigations\u00a0; les plateaux interm\u00e9diaires sont absolument nus, une ch\u00e8vre n\u2019y trouverait pas \u00e0 se nourrir. Au printemps, apr\u00e8s les pluies de l\u2019hiver, une couche d\u2019herbe pousse rapidement, et on fait alors descendre, pendant quelque temps, les bestiaux de la Cordill\u00e8re pour brouter cette herbe. <\/span><\/em><\/span><\/p>\n<\/div>\n<div style=\"text-align: justify;\"><span style=\"color: #660066;\"><em><span style=\"font-size: 20px;\">Il est curieux de voir comment les graines de l\u2019herbe et des autres plantes semblent s\u2019habituer \u00e0 la quantit\u00e9 de pluie qui tombe sur les diff\u00e9rentes parties de cette c\u00f4te. <\/span><\/em><\/span><\/div>\n<div style=\"text-align: justify;\"><span style=\"color: #660066;\"><em><span style=\"font-size: 20px;\">Une ond\u00e9e au nord de Capiap\u00f3 produit autant d\u2019effet sur la v\u00e9g\u00e9tation que deux ond\u00e9es \u00e0 Guasco et que trois ou quatre dans le district que nous traversons. Un hiver assez sec pour endommager consid\u00e9rablement les p\u00e2turages de Valparaiso, produirait \u00e0 Guasco l\u2019abondance la plus extraordinaire. <\/span><\/em><\/span><\/div>\n<div style=\"text-align: justify;\"><span style=\"color: #660066;\"><em><span style=\"font-size: 20px;\">La quantit\u00e9 de pluie ne semble d\u2019ailleurs pas diminuer strictement, en proportion de la latitude, \u00e0 mesure que l\u2019on avance vers le nord. <\/span><\/em><\/span><\/div>\n<div style=\"text-align: justify;\"><span style=\"color: #660066;\"><em><span style=\"font-size: 20px;\">\u00c0 Conchalee, situ\u00e9 seulement \u00e0 67 milles au nord de Valparaiso, on n\u2019attend gu\u00e8re les pluies que vers la fin de mai, alors qu\u2019\u00e0 Valparaiso il pleut ordinairement au commencement d\u2019avril. La quantit\u00e9 annuelle est d\u2019autant plus petite que les pluies commencent plus tardivement.<\/span><\/em><\/span><\/div>\n<div><\/div>\n<\/div>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><span style=\"font-size: 20px;\"><span style=\"font-size: 16px;\">Titre : Voyage d\u2019un naturaliste autour du mondeAuteur(s) : Charles DarwinTraducteur(s) : Ed. Barbier\u00c9diteur : C. ReinwaldPublication : 1875<\/span><\/span><\/li>\n<li><span style=\"font-size: 20px;\"><span style=\"font-size: 16px;\">Lieu d&rsquo;\u00e9dition : ParisChapitre : Voyage d\u2019un naturaliste autour du monde<a href=\"https:\/\/fr.wikisource.org\/wiki\/Voyage_d%E2%80%99un_naturaliste_autour_du_monde\" target=\"_blank\" rel=\"noopener noreferrer\">Wikipedia<\/a><\/span><br \/>\n<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<p><span style=\"font-size: 20px;\"><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-53716 size-medium\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png\" alt=\"&quot;&quot;\" width=\"460\" height=\"18\" title=\"-\" srcset=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png 460w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-1024x40.png 1024w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-768x30.png 768w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-250x10.png 250w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-150x6.png 150w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png 1200w\" sizes=\"auto, (max-width: 460px) 100vw, 460px\" \/><\/a><\/span><\/p>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"-evolution\"><\/span><span style=\"font-size: 20px;\">\u00a0Evolution<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 20px;\"><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Une-preuve-d\u00e9volution-Chapitre-1-N\u00b0012.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-14583 aligncenter\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Une-preuve-d\u00e9volution-Chapitre-1-N\u00b0012-1024x683.jpg\" alt=\"\" width=\"1024\" height=\"683\" title=\"-\" srcset=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Une-preuve-d\u00e9volution-Chapitre-1-N\u00b0012.jpg 1024w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Une-preuve-d\u00e9volution-Chapitre-1-N\u00b0012-560x374.jpg 560w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Une-preuve-d\u00e9volution-Chapitre-1-N\u00b0012-225x150.jpg 225w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Une-preuve-d\u00e9volution-Chapitre-1-N\u00b0012-150x100.jpg 150w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"font-size: 20px;\"><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Pois_de_senteur\" target=\"_blank\" rel=\"noopener\">Pois de senteur sauvage &#8211; Lathyrus odoratus<\/a><a id=\"com\"><\/a><\/span><\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><span style=\"font-size: 20px;\"><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-53716 size-medium\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png\" alt=\"&quot;&quot;\" width=\"460\" height=\"18\" title=\"-\" srcset=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png 460w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-1024x40.png 1024w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-768x30.png 768w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-250x10.png 250w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-150x6.png 150w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png 1200w\" sizes=\"auto, (max-width: 460px) 100vw, 460px\" \/><\/a><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table style=\"width: 100%; border-collapse: collapse;\" cellpadding=\"10\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\">\n<div><span style=\"font-size: 20px;\"><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Jean-Jacques_Rousseau\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft\" title=\"Lovisolo - Rousseau\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/images.jpg\" alt=\"Lovisolo - Rousseau - \u00e9volution\" width=\"86\" height=\"119\" \/><\/a><span style=\"color: #003366;\"><em><span style=\"font-size: 24px;\">La botanique est l\u2019\u00e9tude d\u2019un oisif et paresseux solitaire. <\/span><\/em><\/span><\/span><\/div>\n<div style=\"text-align: justify;\"><span style=\"font-size: 20px;\"><span style=\"font-size: 24px;\"><span style=\"color: #003366;\"><em>Il se prom\u00e8ne, il erre librement d\u2019un objet \u00e0 l\u2019autre, il fait la revue de chaque fleur avec int\u00e9r\u00eat et curiosit\u00e9, et sit\u00f4t qu\u2019il commence \u00e0 saisir les lois de leur structure, il a \u00e0 les observer un plaisir sans peine aussi vif que s\u2019il lui en co\u00fbtait beaucoup.\u00a0\u00a0 \u00a0<\/em> <\/span>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<\/span><\/span><\/div>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><span style=\"font-size: 14px;\"><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Les_R%C3%AAveries_du_promeneur_solitaire\" target=\"_blank\" rel=\"noopener noreferrer\">Les r\u00eaveries du promeneur solitaire<\/a>. <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Jean-Jacques_Rousseau\" target=\"_blank\" rel=\"noopener\">Jean-Jacques Rousseau<\/a>. 1782. \u00a0 \u00a0\u00a0<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 100%;\">\n<div>\n<div><strong><span style=\"font-size: 20px;\"><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-53716 size-medium\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png\" alt=\"&quot;&quot;\" width=\"460\" height=\"18\" title=\"-\" srcset=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png 460w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-1024x40.png 1024w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-768x30.png 768w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-250x10.png 250w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-150x6.png 150w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png 1200w\" sizes=\"auto, (max-width: 460px) 100vw, 460px\" \/><\/a><\/span><\/strong><\/div>\n<h2><span class=\"ez-toc-section\" id=\"jean-jacques-rousseau\"><\/span><span style=\"font-size: 26px;\">Jean-Jacques Rousseau<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"les-reveries-du-promeneur-solitaire\"><\/span><span style=\"font-size: 24px;\">Les R\u00eaveries du promeneur solitaire<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div>\n<h4 id=\"1\"><span class=\"ez-toc-section\" id=\"deuxieme-promenade-extrait\"><\/span><span id=\"DEUXIEME_PROMENADE.\" style=\"font-size: 22px;\">DEUXIEME PROMENADE ( Extrait )<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<\/div>\n<\/div>\n<div style=\"text-align: justify;\"><span style=\"font-size: 20px;\"><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/018_rousseau-le-Promeneur3.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright\" title=\"rousseau-le-Promeneur - evolution - lovisolo\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/018_rousseau-le-Promeneur3-560x777.jpg\" alt=\"rousseau-le-Promeneur - evolution - lovisolo\" width=\"250\" height=\"347\" \/><\/a>&#8230;Le jeudi 24 Octobre 1776, je suivis apr\u00e8s d\u00een\u00e9 les boulevards jusqu\u2019\u00e0 la rue du Chemin-vert par laquelle je gagnois les hauteurs de M\u00e9nil-montant, &amp; de-l\u00e0, prenant les sentiers \u00e0 travers les vignes &amp; les prairies, je traversai jusqu\u2019\u00e0 Charonne le riant paysage qui s\u00e9pare ces deux villages ; puis je fis un d\u00e9tour pour revenir par les m\u00eames prairies en prenant un autre chemin. <\/span><\/div>\n<div style=\"text-align: justify;\">\n<div id=\"attachment_50730\" style=\"width: 276px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-50730\" class=\"wp-image-50730 \" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Cerastium-aquaticum-460x741.jpg\" alt=\"Cerastium-aquaticum\" width=\"266\" height=\"428\" title=\"-\" srcset=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Cerastium-aquaticum-460x741.jpg 460w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Cerastium-aquaticum-1024x1649.jpg 1024w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Cerastium-aquaticum-768x1237.jpg 768w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Cerastium-aquaticum-954x1536.jpg 954w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Cerastium-aquaticum-1272x2048.jpg 1272w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Cerastium-aquaticum-93x150.jpg 93w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Cerastium-aquaticum-scaled.jpg 1590w\" sizes=\"auto, (max-width: 266px) 100vw, 266px\" \/><p id=\"caption-attachment-50730\" class=\"wp-caption-text\">Cerastium-aquaticum<\/p><\/div>\n<p><span style=\"color: #003200;\"><em><span style=\"font-size: 20px;\">Je m\u2019amusois \u00e0 les parcourir avec ce plaisir &amp; cet int\u00e9r\u00eat que m\u2019ont toujours donn\u00e9 les sites agr\u00e9ables, &amp; m&rsquo;arr\u00eatant quelquefois \u00e0 fixer des plantes dans la verdure. <\/span><\/em><\/span><\/p>\n<\/div>\n<div style=\"text-align: justify;\"><span style=\"color: #003200;\"><em><span style=\"font-size: 20px;\">J\u2019en aper\u00e7us deux que je voyois assez rarement autour de Paris, &amp; que je trouvai tr\u00e8s-abondantes dans ce canton-l\u00e0. L\u2019une est le <a style=\"color: #003200;\" href=\"https:\/\/fr.wikipedia.org\/wiki\/Picris_hieracioides\" target=\"_blank\" rel=\"noopener\">Picris hieracio\u00efdes<\/a> de la famille des compos\u00e9es, &amp; l\u2019autre le <a style=\"color: #003200;\" href=\"https:\/\/fr.wikipedia.org\/wiki\/Bupl%C3%A8vre_en_faux\" target=\"_blank\" rel=\"noopener\">Bupleurum falcatum<\/a> de celles des ombellif\u00e8res. <\/span><\/em><\/span><\/div>\n<div style=\"text-align: justify;\"><span style=\"color: #003200;\"><em><span style=\"font-size: 20px;\">Cette d\u00e9couverte me r\u00e9jouit &amp; m\u2019amusa tr\u00e8s-long-tems, &amp; finit par celle d\u2019une plante encore plus rare, sur-tout dans un pays \u00e9lev\u00e9, savoir le <a style=\"color: #003200;\" href=\"https:\/\/fr.wikipedia.org\/wiki\/Myosoton_aquaticum\" target=\"_blank\" rel=\"noopener\">Cerastium aquaticum<\/a> que, malgr\u00e9 l\u2019accident qui m\u2019arriva le m\u00eame jour, j\u2019ai retrouv\u00e9 dans un livre que j\u2019avois sur moi, &amp; plac\u00e9 dans mon herbier&#8230;.<\/span><\/em><\/span><\/div>\n<div><\/div>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"text-align: justify;\">\n<div><span style=\"font-size: 16px;\">Titre : Les R\u00eaveries du promeneur solitaireVolume &#8211;\u00a0 Collection compl\u00e8te des \u0153uvres de J. J. Rousseau, tome 10 &#8211; Les Confessions, <\/span><span style=\"font-family: inherit;\">tome 1Auteur(s) : Jean-Jacques RousseauPublication : 1782<\/span><\/div>\n<\/li>\n<li style=\"text-align: justify;\">\n<div><span style=\"font-size: 16px;\">Lieu d&rsquo;\u00e9dition : Gen\u00e8veChapitre : Prom. IIPages : 380-392 <a href=\"https:\/\/fr.wikisource.org\/wiki\/Les_R%C3%AAveries_du_promeneur_solitaire\" target=\"_blank\" rel=\"noopener noreferrer\">Wikipedia<\/a><\/span><\/div>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div><span style=\"font-size: 20px;\"><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-53716 size-medium\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png\" alt=\"&quot;&quot;\" width=\"460\" height=\"18\" title=\"-\" srcset=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png 460w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-1024x40.png 1024w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-768x30.png 768w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-250x10.png 250w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-150x6.png 150w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png 1200w\" sizes=\"auto, (max-width: 460px) 100vw, 460px\" \/><\/a><\/span><\/div>\n<div>\n<table style=\"width: 100%; border-collapse: collapse;\" cellpadding=\"10\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\">\n<p style=\"text-align: justify;\"><strong><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Frank-Cesar-Lovisolo.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-57024\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Frank-Cesar-Lovisolo-460x460.jpg\" alt=\"Frank - C\u00e9sar Lovisolo\" width=\"239\" height=\"239\" title=\"-\" srcset=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Frank-Cesar-Lovisolo-460x460.jpg 460w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Frank-Cesar-Lovisolo-1024x1024.jpg 1024w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Frank-Cesar-Lovisolo-150x150.jpg 150w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Frank-Cesar-Lovisolo-768x768.jpg 768w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2015\/04\/Frank-Cesar-Lovisolo.jpg 1254w\" sizes=\"auto, (max-width: 239px) 100vw, 239px\" \/><\/a>F<\/strong><strong style=\"font-family: inherit; font-size: inherit;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/Milena-460x690.jpg\" alt=\"M\u00e9lina Thalassa Anastasiou\" width=\"234\" height=\"351\" title=\"-\"><\/strong><strong style=\"font-family: inherit; font-size: inherit;\">rank C\u00e9sar Lovisolo ( photographe ) avec <a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/snorkeling-sousleaugraphie\/#MTA01\">M\u00e9lina Thalassa Anastasiou<\/a> ( Biblioth\u00e9caire et Archiviste virtuelle)<\/strong><\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"de-darwin-a-nos-jours-comprendre-levolution-des-especes\"><\/span><strong><span style=\"font-size: 24px;\">De Darwin \u00e0 nos jours : comprendre l\u2019\u00e9volution des esp\u00e8ces<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"darwin-et-la-naissance-de-la-theorie-de-levolution\"><\/span><span style=\"font-size: 18px;\"><strong>Darwin et la naissance de la th\u00e9orie de l\u2019\u00e9volution<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">En 1859, le naturaliste britannique <strong>Charles Darwin<\/strong> publie <a href=\"https:\/\/fr.wikipedia.org\/wiki\/L%27Origine_des_esp%C3%A8ces\" target=\"_blank\" rel=\"noopener\"><em>De l\u2019origine des esp\u00e8ces<\/em><\/a>, un ouvrage qui bouleverse profond\u00e9ment notre conception du vivant. \u00c0 rebours des croyances selon lesquelles les esp\u00e8ces auraient \u00e9t\u00e9 cr\u00e9\u00e9es telles qu\u2019elles existent aujourd\u2019hui, Darwin propose une id\u00e9e r\u00e9volutionnaire : les \u00eatres vivants se transforment au fil des g\u00e9n\u00e9rations et partagent, pour beaucoup, des anc\u00eatres communs.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Son raisonnement s\u2019appuie notamment sur ses observations effectu\u00e9es lors du voyage du <em>Beagle<\/em>, entre 1831 et 1836. La diversit\u00e9 des animaux, les particularit\u00e9s g\u00e9ographiques des esp\u00e8ces et les ressemblances entre les organismes l\u2019am\u00e8nent \u00e0 envisager que le vivant poss\u00e8de une histoire, faite de transformations successives.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Le m\u00e9canisme central de sa th\u00e9orie est la <strong>s\u00e9lection naturelle<\/strong>. Au sein d\u2019une population, les individus pr\u00e9sentent des diff\u00e9rences h\u00e9r\u00e9ditaires. Certains poss\u00e8dent des caract\u00e9ristiques qui leur permettent de mieux survivre et de se reproduire dans un environnement donn\u00e9. Ils transmettent alors plus fr\u00e9quemment ces caract\u00e8res \u00e0 leur descendance. Au fil des g\u00e9n\u00e9rations, la population se transforme.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Darwin comprend \u00e9galement que les esp\u00e8ces ne constituent pas des entit\u00e9s isol\u00e9es : elles peuvent se diversifier \u00e0 partir d\u2019anc\u00eatres communs. L\u2019arbre du vivant remplace ainsi l\u2019image d\u2019une succession d\u2019organismes ind\u00e9pendants.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Cependant, Darwin ignore encore les m\u00e9canismes pr\u00e9cis de l\u2019h\u00e9r\u00e9dit\u00e9. Il ne conna\u00eet ni les g\u00e8nes ni l\u2019ADN. Sa th\u00e9orie explique comment la s\u00e9lection peut orienter l\u2019\u00e9volution, mais il lui manque une partie essentielle du m\u00e9canisme biologique.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"de-mendel-a-la-synthese-moderne-de-levolution\"><\/span><span style=\"font-size: 18px;\"><strong>De Mendel \u00e0 la synth\u00e8se moderne de l\u2019\u00e9volution<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">\u00c0 la m\u00eame \u00e9poque, le moine et botaniste Gregor Mendel \u00e9tudie la transmission des caract\u00e8res chez les pois. Ses travaux, publi\u00e9s en 1866, restent longtemps m\u00e9connus. Red\u00e9couverts au d\u00e9but du XXe si\u00e8cle, ils contribuent \u00e0 \u00e9tablir les bases de la g\u00e9n\u00e9tique.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Les scientifiques comprennent progressivement que les caract\u00e8res h\u00e9r\u00e9ditaires sont transmis selon des r\u00e8gles pr\u00e9cises et que les variations peuvent appara\u00eetre sans r\u00e9pondre directement aux besoins des organismes. Une girafe ne d\u00e9veloppe donc pas un long cou parce qu\u2019elle s\u2019efforce d\u2019atteindre les branches les plus hautes : les variations h\u00e9r\u00e9ditaires pr\u00e9existent, et la s\u00e9lection peut favoriser celles qui procurent un avantage reproductif.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Entre les ann\u00e9es 1930 et 1940 se construit la <strong>th\u00e9orie synth\u00e9tique de l\u2019\u00e9volution<\/strong>, \u00e9galement appel\u00e9e synth\u00e8se moderne. Elle r\u00e9unit la s\u00e9lection naturelle de Darwin, la g\u00e9n\u00e9tique mend\u00e9lienne et les travaux sur les populations.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">L\u2019\u00e9volution est alors comprise comme une modification, au fil des g\u00e9n\u00e9rations, de la fr\u00e9quence des variantes g\u00e9n\u00e9tiques au sein des populations. Plusieurs m\u00e9canismes interviennent : la s\u00e9lection naturelle, les mutations, la d\u00e9rive g\u00e9n\u00e9tique et les migrations entre populations.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">La s\u00e9lection n\u2019est toutefois pas le seul moteur de l\u2019\u00e9volution. La d\u00e9rive g\u00e9n\u00e9tique, par exemple, correspond aux fluctuations al\u00e9atoires de la fr\u00e9quence des variantes g\u00e9n\u00e9tiques, particuli\u00e8rement importantes dans les petites populations. Une variante peut ainsi devenir fr\u00e9quente, voire dispara\u00eetre, sans procurer d\u2019avantage particulier.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">La formation de nouvelles esp\u00e8ces, appel\u00e9e <strong>sp\u00e9ciation<\/strong>, peut survenir lorsque des populations deviennent suffisamment isol\u00e9es pour que leurs trajectoires \u00e9volutives divergent. L\u2019isolement g\u00e9ographique, les diff\u00e9rences de comportement ou les incompatibilit\u00e9s reproductives peuvent contribuer \u00e0 ce processus.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"ladn-le-langage-moleculaire-du-vivant\"><\/span><span style=\"font-size: 18px;\"><strong>L\u2019ADN : le langage mol\u00e9culaire du vivant<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">La d\u00e9couverte de la structure en double h\u00e9lice de l\u2019ADN par James Watson et Francis Crick, avec une contribution essentielle des donn\u00e9es de Rosalind Franklin et de Maurice Wilkins, en 1953, ouvre une nouvelle \u00e9tape dans la compr\u00e9hension du vivant.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">L\u2019ADN porte l\u2019information g\u00e9n\u00e9tique transmise au cours de la reproduction. Des modifications de cette mol\u00e9cule, appel\u00e9es mutations, peuvent produire de nouvelles variantes. La recombinaison g\u00e9n\u00e9tique, notamment lors de la reproduction sexu\u00e9e, cr\u00e9e \u00e9galement de nouvelles combinaisons de variantes existantes.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">La plupart des mutations sont neutres ou d\u00e9favorables dans un contexte donn\u00e9 ; certaines peuvent cependant pr\u00e9senter un avantage. Leur devenir d\u00e9pend des circonstances, de l\u2019environnement et du hasard.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">La comparaison des s\u00e9quences d\u2019ADN permet d\u00e9sormais de reconstituer les liens de parent\u00e9 entre les organismes. Elle confirme que l\u2019ensemble du vivant poss\u00e8de une histoire \u00e9volutive commune, depuis les bact\u00e9ries jusqu\u2019aux plantes, aux champignons et aux animaux.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Cette approche mol\u00e9culaire a aussi profond\u00e9ment transform\u00e9 notre compr\u00e9hension de l\u2019histoire humaine. Les humains actuels et les autres grands singes partagent des anc\u00eatres communs : l\u2019\u00eatre humain ne descend pas des chimpanz\u00e9s actuels, pas plus que ceux-ci ne descendent de l\u2019homme. Leurs lign\u00e9es ont diverg\u00e9 au cours de l\u2019\u00e9volution.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"les-fossiles-et-lhistoire-profonde-de-la-vie\"><\/span><span style=\"font-size: 18px;\"><strong>Les fossiles et l\u2019histoire profonde de la vie<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Les fossiles apportent une autre pi\u00e8ce fondamentale au puzzle. Ils t\u00e9moignent d\u2019organismes disparus, de transformations anatomiques et de grandes \u00e9tapes de l\u2019histoire du vivant.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Les premi\u00e8res formes de vie connues remontent \u00e0 plus de 3,5 milliards d\u2019ann\u00e9es. Pendant une tr\u00e8s longue p\u00e9riode, la vie reste essentiellement microscopique. L\u2019apparition et la diversification d\u2019organismes complexes, puis des animaux, marquent plusieurs \u00e9tapes majeures de cette histoire.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">La diversification rapide de nombreux groupes animaux au d\u00e9but du Cambrien, il y a environ 539 millions d\u2019ann\u00e9es, constitue un \u00e9pisode particuli\u00e8rement important. Bien qu\u2019elle soit souvent appel\u00e9e \u00ab explosion cambrienne \u00bb, cette diversification s\u2019inscrit dans une histoire \u00e9volutive plus longue.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Les fossiles montrent \u00e9galement que l\u2019\u00e9volution n\u2019est pas une progression r\u00e9guli\u00e8re vers des organismes toujours plus complexes. Certaines lign\u00e9es se diversifient, d\u2019autres restent relativement stables, tandis que beaucoup disparaissent. Les grandes extinctions ont profond\u00e9ment remodel\u00e9 la biodiversit\u00e9, en lib\u00e9rant parfois des niches \u00e9cologiques que d\u2019autres groupes ont ensuite occup\u00e9es.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">L\u2019\u00e9volution ne suit donc aucun plan pr\u00e9d\u00e9fini. Elle produit des adaptations locales, des innovations et des impasses, au gr\u00e9 des variations biologiques et des transformations de l\u2019environnement.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"depuis-darwin-une-evolution-aux-mecanismes-multiples\"><\/span><span style=\"font-size: 18px;\"><strong>Depuis Darwin : une \u00e9volution aux m\u00e9canismes multiples<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Les recherches contemporaines ont enrichi la th\u00e9orie de l\u2019\u00e9volution sans abandonner ses principes fondamentaux. La g\u00e9n\u00e9tique des populations, la biologie mol\u00e9culaire, la pal\u00e9ontologie et l\u2019\u00e9cologie permettent aujourd\u2019hui d\u2019\u00e9tudier les changements \u00e9volutifs \u00e0 diff\u00e9rentes \u00e9chelles.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Les scientifiques ont notamment approfondi le r\u00f4le des g\u00e8nes r\u00e9gulateurs, qui contr\u00f4lent l\u2019expression d\u2019autres g\u00e8nes et contribuent \u00e0 organiser le d\u00e9veloppement des organismes. De petites modifications de leur fonctionnement peuvent parfois entra\u00eener des diff\u00e9rences anatomiques importantes.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">L\u2019<strong>\u00e9pig\u00e9n\u00e9tique<\/strong> \u00e9tudie les m\u00e9canismes qui modifient l\u2019activit\u00e9 des g\u00e8nes sans changer la s\u00e9quence de l\u2019ADN. Certains de ces changements peuvent \u00eatre transmis lors des divisions cellulaires et, dans certaines circonstances, d\u2019une g\u00e9n\u00e9ration \u00e0 l\u2019autre. Ils compl\u00e8tent notre compr\u00e9hension de l\u2019h\u00e9r\u00e9dit\u00e9, sans remplacer les m\u00e9canismes g\u00e9n\u00e9tiques classiques ni remettre en cause la th\u00e9orie de l\u2019\u00e9volution.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Les recherches sur les interactions entre les organismes et leur environnement ont \u00e9galement montr\u00e9 que l\u2019\u00e9volution ne se r\u00e9sume pas \u00e0 une adaptation passive. Les \u00eatres vivants transforment eux-m\u00eames leurs milieux : les plantes modifient les sols, les animaux fa\u00e7onnent les \u00e9cosyst\u00e8mes et les humains bouleversent les conditions climatiques. Ces transformations peuvent ensuite modifier les pressions de s\u00e9lection.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">L\u2019\u00e9volution est ainsi le r\u00e9sultat d\u2019interactions complexes entre les organismes, leurs g\u00e8nes, les populations et les environnements.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"levolution-aujourdhui-un-phenomene-toujours-observable\"><\/span><span style=\"font-size: 18px;\"><strong>L\u2019\u00e9volution aujourd\u2019hui : un ph\u00e9nom\u00e8ne toujours observable<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Contrairement \u00e0 une id\u00e9e r\u00e9pandue, l\u2019\u00e9volution n\u2019appartient pas uniquement au pass\u00e9. Elle est observable aujourd\u2019hui, notamment chez les bact\u00e9ries, les insectes, les plantes et les animaux.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">L\u2019apparition de r\u00e9sistances aux antibiotiques illustre particuli\u00e8rement bien la s\u00e9lection naturelle. Lorsqu\u2019un antibiotique \u00e9limine les bact\u00e9ries sensibles, les variantes r\u00e9sistantes peuvent survivre et se multiplier. L\u2019utilisation excessive ou inadapt\u00e9e des antibiotiques favorise alors la propagation de ces r\u00e9sistances.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Des ph\u00e9nom\u00e8nes comparables apparaissent chez certains insectes r\u00e9sistants aux pesticides. Les changements climatiques, la pollution, la fragmentation des habitats et les activit\u00e9s humaines exercent \u00e9galement de nouvelles pressions sur les populations sauvages. Certaines s\u2019adaptent, d\u2019autres migrent ou d\u00e9clinent, et beaucoup risquent l\u2019extinction.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">L\u2019\u00eatre humain est lui aussi soumis aux m\u00e9canismes de l\u2019\u00e9volution. Sa capacit\u00e9 \u00e0 transformer son environnement ne le place pas en dehors du monde vivant. Comme toutes les esp\u00e8ces, il demeure inscrit dans une histoire biologique dont il partage une partie avec les autres organismes.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"conclusion-le-vivant-une-histoire-sans-destination-finale\"><\/span><span style=\"font-size: 18px;\"><strong>Conclusion : le vivant, une histoire sans destination finale<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">De Darwin aux d\u00e9couvertes contemporaines, la th\u00e9orie de l\u2019\u00e9volution est pass\u00e9e d\u2019une explication fond\u00e9e principalement sur la s\u00e9lection naturelle \u00e0 une compr\u00e9hension int\u00e9grant la g\u00e9n\u00e9tique, l\u2019ADN, les fossiles, le d\u00e9veloppement et les interactions \u00e9cologiques.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Son principe central demeure solide : les populations changent au fil des g\u00e9n\u00e9rations, les esp\u00e8ces partagent des anc\u00eatres communs et la diversit\u00e9 du vivant r\u00e9sulte d\u2019une longue histoire de transformations, de divergences et d\u2019extinctions.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">L\u2019\u00e9volution n\u2019est ni une marche vers la perfection ni une \u00e9chelle dont l\u2019\u00eatre humain occuperait le sommet. Elle ressemble davantage \u00e0 un arbre aux ramifications innombrables, dont chaque branche suit sa propre trajectoire, sans conna\u00eetre sa destination.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 18px;\">Darwin nous a ainsi l\u00e9gu\u00e9 bien davantage qu\u2019une th\u00e9orie biologique. Il a profond\u00e9ment modifi\u00e9 notre place dans la nature : l\u2019humanit\u00e9 n\u2019est pas ext\u00e9rieure au vivant, mais l\u2019une de ses expressions, apparue au terme d\u2019une histoire immense, toujours en cours.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: justify; padding-left: 80px;\" data-pm-slice=\"1 1 []\"><span class=\"ez-toc-section\" id=\"bibliographie\"><\/span><strong>Bibliographie<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 style=\"text-align: justify; padding-left: 80px;\"><span class=\"ez-toc-section\" id=\"1-les-textes-fondateurs\"><\/span><strong>1. Les textes fondateurs<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul style=\"text-align: justify;\" data-spread=\"false\">\n<li><strong>Charles Darwin<\/strong>, <a href=\"https:\/\/fr.wikipedia.org\/wiki\/L%27Origine_des_esp%C3%A8ces\" target=\"_blank\" rel=\"noopener\"><em>L\u2019Origine des esp\u00e8ces<\/em><\/a>, 1859. L\u2019ouvrage fondateur de la th\u00e9orie de l\u2019\u00e9volution par s\u00e9lection naturelle.<\/li>\n<li><strong>Charles Darwin<\/strong>, <a href=\"https:\/\/fr.wikipedia.org\/wiki\/La_Filiation_de_l%27homme_et_la_s%C3%A9lection_li%C3%A9e_au_sexe\" target=\"_blank\" rel=\"noopener\"><em>La Filiation de l\u2019homme et la s\u00e9lection li\u00e9e au sexe<\/em><\/a>, 1871. Une application de la pens\u00e9e \u00e9volutionniste \u00e0 l\u2019\u00eatre humain et \u00e0 la s\u00e9lection sexuelle.<\/li>\n<li><strong>Gregor Mendel<\/strong>, <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Gregor_Mendel\" target=\"_blank\" rel=\"noopener\"><em>Recherches sur les hybrides v\u00e9g\u00e9taux<\/em><\/a>, 1866. Les travaux \u00e0 l\u2019origine des lois fondamentales de l\u2019h\u00e9r\u00e9dit\u00e9.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3 style=\"text-align: justify; padding-left: 80px;\"><span class=\"ez-toc-section\" id=\"2-comprendre-levolution-et-ses-mecanismes\"><\/span><strong>2. Comprendre l\u2019\u00e9volution et ses m\u00e9canismes<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul style=\"text-align: justify;\" data-spread=\"false\">\n<li><strong>Guillaume Lecointre (dir.)<\/strong>, <a href=\"https:\/\/edu.mnhn.fr\/mod\/book\/view.php?chapterid=690&amp;id=14585\" target=\"_blank\" rel=\"noopener\"><em>Guide critique de l\u2019\u00e9volution<\/em><\/a>, Belin, 2009. Un ouvrage collectif qui examine les m\u00e9canismes \u00e9volutifs et d\u00e9construit les id\u00e9es re\u00e7ues.<\/li>\n<li><strong>Guillaume Lecointre et Herv\u00e9 Le Guyader<\/strong>, <a href=\"https:\/\/edu.mnhn.fr\/mod\/page\/view.php?id=370\" target=\"_blank\" rel=\"noopener\"><em>Classification phylog\u00e9n\u00e9tique du vivant<\/em><\/a>, Belin. Une r\u00e9f\u00e9rence pour comprendre les liens de parent\u00e9 entre les esp\u00e8ces et leur repr\u00e9sentation en arbres \u00e9volutifs.<\/li>\n<li><strong>Fran\u00e7ois Jacob<\/strong>, <em>La Logique du vivant<\/em>, Gallimard, 1970. Une r\u00e9flexion majeure sur l\u2019histoire de la biologie, l\u2019h\u00e9r\u00e9dit\u00e9 et l\u2019organisation du vivant.<\/li>\n<li><strong>Stephen Jay Gould<\/strong>, <a href=\"https:\/\/planet-vie.ens.fr\/thematiques\/evolution\/bibliographie-du-dossier-les-mecanismes-de-l-evolution\" target=\"_blank\" rel=\"noopener\"><em>La Vie est belle<\/em><\/a>, Seuil. Une exploration de l\u2019histoire \u00e9volutive, des fossiles et du r\u00f4le du hasard dans les trajectoires du vivant.<\/li>\n<li><strong>Richard Dawkins<\/strong>, <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Le_G%C3%A8ne_%C3%A9go%C3%AFste\" target=\"_blank\" rel=\"noopener\"><em>Le G\u00e8ne \u00e9go\u00efste<\/em><\/a>, 1976. Une approche influente de l\u2019\u00e9volution centr\u00e9e sur la transmission des g\u00e8nes.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3 style=\"text-align: justify; padding-left: 80px;\"><span class=\"ez-toc-section\" id=\"3-les-ressources-scientifiques-en-ligne\"><\/span><strong>3. Les ressources scientifiques en ligne<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul style=\"text-align: justify;\" data-spread=\"false\">\n<li><a href=\"https:\/\/www.mnhn.fr\/fr\/l-evolution-du-vivant\" target=\"_blank\" rel=\"noopener\"><strong>Mus\u00e9um national d\u2019histoire naturelle \u2014 L\u2019\u00e9volution du vivant<\/strong><\/a> : une synth\u00e8se institutionnelle sur les principes de l\u2019\u00e9volution et les d\u00e9couvertes qui ont enrichi la th\u00e9orie de Darwin.<\/li>\n<li><a href=\"https:\/\/planet-vie.ens.fr\/thematiques\/evolution\/bibliographie-du-dossier-les-mecanismes-de-l-evolution\" target=\"_blank\" rel=\"noopener\"><strong>Planet-Vie \u2014 \u00c9cole normale sup\u00e9rieure<\/strong><\/a> : des ressources scientifiques sur la s\u00e9lection naturelle, la g\u00e9n\u00e9tique des populations et les m\u00e9canismes de l\u2019\u00e9volution.<\/li>\n<li><a href=\"https:\/\/www.cite-sciences.fr\/fr\/au-programme\/lieux-ressources\/bibliotheque\/ressources\/ressources-en-ligne\/selections-documentaires\/charles-darwin-et-la-theorie-de-levolution\" target=\"_blank\" rel=\"noopener\"><strong>Cit\u00e9 des sciences et de l\u2019industrie \u2014 Charles Darwin et la th\u00e9orie de l\u2019\u00e9volution<\/strong><\/a> : une s\u00e9lection documentaire sur Darwin, l\u2019histoire du darwinisme et ses prolongements scientifiques.<\/li>\n<li><a href=\"https:\/\/edu.mnhn.fr\/mod\/page\/view.php?id=370\" target=\"_blank\" rel=\"noopener\"><strong>Mus\u00e9um national d\u2019histoire naturelle \u2014 Ressources p\u00e9dagogiques sur l\u2019\u00e9volution<\/strong><\/a> : des r\u00e9f\u00e9rences pour approfondir la classification phylog\u00e9n\u00e9tique et les liens de parent\u00e9 entre les organismes.<\/li>\n<li><a href=\"https:\/\/humanorigins.si.edu\/education\/recommended-books\" target=\"_blank\" rel=\"noopener\"><strong>Smithsonian Institution \u2014 Programme sur les origines humaines<\/strong><\/a> : des ouvrages recommand\u00e9s et des ressources sur l\u2019\u00e9volution humaine.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify; padding-left: 80px;\">\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div><span style=\"font-size: 20px;\"><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-53716 size-medium\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png\" alt=\"&quot;&quot;\" width=\"460\" height=\"18\" title=\"-\" srcset=\"https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-460x18.png 460w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-1024x40.png 1024w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-768x30.png 768w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-250x10.png 250w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique-150x6.png 150w, https:\/\/frank-lovisolo.fr\/WordPress\/wp-content\/uploads\/2026\/05\/seeparation-texte-celtique.png 1200w\" sizes=\"auto, (max-width: 460px) 100vw, 460px\" \/><\/a><\/span><\/div>\n<div>\n<blockquote class=\"wp-embedded-content\" data-secret=\"QlsylnKzJW\"><p><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/preuve-evolution-chap10-entomogamie\/\">Une preuve d&rsquo;\u00e9volution &#8211; Chapitre 10 : Entomogamie photographique<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u00ab\u00a0Une preuve d\u2019\u00e9volution \u2013 Chapitre 10 : Entomogamie photographique\u00a0\u00bb \u2014 Frank-Cesar Lovisolo\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/preuve-evolution-chap10-entomogamie\/embed\/#?secret=mzlqvIbDY2#?secret=QlsylnKzJW\" data-secret=\"QlsylnKzJW\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<\/div>\n<div style=\"text-align: left;\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"vsJIasTn9K\"><p><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/preuve-evolution-chap-2-epicure\/\">Une preuve d&rsquo;\u00e9volution &#8211; Chapitre 2 \u00e0 \u00c9picure<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u00ab\u00a0Une preuve d\u2019\u00e9volution \u2013 Chapitre 2 \u00e0 \u00c9picure\u00a0\u00bb \u2014 Frank-Cesar Lovisolo\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/preuve-evolution-chap-2-epicure\/embed\/#?secret=V4ThqTR0ri#?secret=vsJIasTn9K\" data-secret=\"vsJIasTn9K\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"gkKYrGnzyZ\"><p><a href=\"https:\/\/frank-lovisolo.fr\/WordPress\/preuve-evolution-chap5-virus\/\">Une preuve d&rsquo;\u00e9volution &#8211; Chapitre 5 : Virus<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u00ab\u00a0Une preuve d\u2019\u00e9volution \u2013 Chapitre 5 : Virus\u00a0\u00bb \u2014 Frank-Cesar Lovisolo\" src=\"https:\/\/frank-lovisolo.fr\/WordPress\/preuve-evolution-chap5-virus\/embed\/#?secret=hlNjLUQeSk#?secret=gkKYrGnzyZ\" data-secret=\"gkKYrGnzyZ\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<\/div>\n<div><span style=\"font-size: 20px;\">&#8230;<\/span><a id=\"com\"><\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 10<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>Macrophotographies &#8211; L\u2019\u00e9volution proc\u00e8de comme un bricoleur qui, pendant des millions et des millions d\u2019ann\u00e9es, remanierait lentement son oeuvre.<br \/>\nFran\u00e7ois Jacob <a class=\"continue-reading-link\" href=\"https:\/\/frank-lovisolo.fr\/WordPress\/une-preuve-d-evolution-chapitre-1\/\">Suite &#8211; Continue reading<\/a><\/p>\n","protected":false},"author":1,"featured_media":46486,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","iawp_total_views":10,"_ogeeat_og_title":"","_ogeeat_og_description":"","_ogeeat_og_image":"","_ogeeat_tw_title":"","_ogeeat_tw_description":"","_ogeeat_tw_image":"","footnotes":""},"categories":[4053,1,16,1587],"tags":[1540,661,1543,1541,1542,1539,4750,1538],"class_list":["post-14555","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-macrophotographie-une-preuve-evolution","category-tous-les-articles","category-photographies","category-philosophy","tag-botanique","tag-charles-darwin","tag-francois-jacob","tag-les-reveries-du-promeneur-solitaire","tag-lettre-au-botaniste-asa-gray","tag-macrophotographie","tag-melina-thalassa-anastasiou","tag-rousseau"],"modified_by":"Frank C\u00e9sar LOVISOLO","_links":{"self":[{"href":"https:\/\/frank-lovisolo.fr\/WordPress\/wp-json\/wp\/v2\/posts\/14555","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/frank-lovisolo.fr\/WordPress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/frank-lovisolo.fr\/WordPress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/frank-lovisolo.fr\/WordPress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/frank-lovisolo.fr\/WordPress\/wp-json\/wp\/v2\/comments?post=14555"}],"version-history":[{"count":8,"href":"https:\/\/frank-lovisolo.fr\/WordPress\/wp-json\/wp\/v2\/posts\/14555\/revisions"}],"predecessor-version":[{"id":57029,"href":"https:\/\/frank-lovisolo.fr\/WordPress\/wp-json\/wp\/v2\/posts\/14555\/revisions\/57029"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/frank-lovisolo.fr\/WordPress\/wp-json\/wp\/v2\/media\/46486"}],"wp:attachment":[{"href":"https:\/\/frank-lovisolo.fr\/WordPress\/wp-json\/wp\/v2\/media?parent=14555"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/frank-lovisolo.fr\/WordPress\/wp-json\/wp\/v2\/categories?post=14555"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/frank-lovisolo.fr\/WordPress\/wp-json\/wp\/v2\/tags?post=14555"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}