{"id":31,"date":"2018-01-15T22:00:17","date_gmt":"2018-01-15T21:00:17","guid":{"rendered":"http:\/\/baustelle.evolutionsweg.de\/?p=31"},"modified":"2025-08-18T23:20:04","modified_gmt":"2025-08-18T21:20:04","slug":"entstehung-der-saeugetiere","status":"publish","type":"post","link":"https:\/\/evolutionsweg.de\/fr\/entstehung-der-saeugetiere\/","title":{"rendered":"L\u2019origine des mammif\u00e8res"},"content":{"rendered":"<p class=\"Jahre_Meter\">200 millions d\u2019ann\u00e9es jusqu\u2019\u00e0 aujourd\u2019hui<br>\n<img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-4437 alignnone\" src=\"https:\/\/evolutionsweg.de\/wp-content\/uploads\/15_Erste_Saeug-300x32.png\" alt width=\"300\" height=\"32\" srcset=\"https:\/\/evolutionsweg.de\/wp-content\/uploads\/15_Erste_Saeug-300x32.png 300w, https:\/\/evolutionsweg.de\/wp-content\/uploads\/15_Erste_Saeug-768x82.png 768w, https:\/\/evolutionsweg.de\/wp-content\/uploads\/15_Erste_Saeug-150x16.png 150w, https:\/\/evolutionsweg.de\/wp-content\/uploads\/15_Erste_Saeug.png 1000w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\"><\/p>\n<p class=\"Zeitalter\">\u00c8re&nbsp;: Meso\u00adzoi\u00adkum \/&nbsp;Jura<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3962 size-full alignleft\" src=\"https:\/\/evolutionsweg.de\/wp-content\/uploads\/Wegpunkte\/15.jpg\" alt width=\"920\" height=\"384\" srcset=\"https:\/\/evolutionsweg.de\/wp-content\/uploads\/Wegpunkte\/15.jpg 920w, https:\/\/evolutionsweg.de\/wp-content\/uploads\/Wegpunkte\/15-300x125.jpg 300w, https:\/\/evolutionsweg.de\/wp-content\/uploads\/Wegpunkte\/15-768x321.jpg 768w, https:\/\/evolutionsweg.de\/wp-content\/uploads\/Wegpunkte\/15-150x63.jpg 150w\" sizes=\"auto, (max-width: 920px) 100vw, 920px\">Certaines esp\u00e8ces de reptiles conti\u00adnuent de se d\u00e9ve\u00adlop\u00adper en mammi\u00adf\u00e8res. Les premiers mammi\u00adf\u00e8res sont les animaux cloa\u00adcaux qui ont surv\u00e9cu jusqu\u2019\u00e0 ce jour (un exemple est l\u2019ornithorynque). Les mammi\u00adf\u00e8res sont plus poly\u00adva\u00adlents que les reptiles&nbsp;: ils nour\u00adrissent leur prog\u00e9\u00adni\u00adture avec des glandes mammaires, leur four\u00adrure les garde au chaud, leur cerveau est plus progres\u00adsif. Cela les rend parti\u00adcu\u00adli\u00e8\u00adre\u00adment adap\u00adtables. Cepen\u00addant, les dino\u00adsaures dominent le monde, c\u2019est pour\u00adquoi tous les mammi\u00adf\u00e8res sont nocturnes \u00e0 cette \u00e9poque.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-602 alignleft\" src=\"http:\/\/evolutionsweg.de\/wp-content\/uploads\/Kontinente\/200_Jura.png\" alt width=\"279\" height=\"143\"><\/p>\n<p class=\"Geoinfo\">Le climat est chaud, il n\u2019y a pas de grandes zones de glace int\u00e9\u00adrieure. La pangaea se frag\u00admente \u00e0 nouveau en Euram\u00e9\u00adrique au nord et le Gond\u00adwana au sud. A la fin du Jura, le Gond\u00adwana se brise aussi. Comme d\u00e9j\u00e0 pendant le Trias, il n\u2019y a gu\u00e8re de surface \u00e0 proxi\u00admit\u00e9 du&nbsp;p\u00f4le.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Certaines esp\u00e8ces de reptiles conti\u00adnuent de se d\u00e9ve\u00adlop\u00adper en mammi\u00adf\u00e8res. Les premiers mammi\u00adf\u00e8res sont les animaux cloa\u00adcaux qui ont surv\u00e9cu jusqu\u2019\u00e0 ce jour (un exemple est l\u2019ornithorynque).<\/p>\n<p class=\"continue-reading-button\"> <a class=\"continue-reading-link\" href=\"https:\/\/evolutionsweg.de\/fr\/entstehung-der-saeugetiere\/\">\u2026mehr dazu<i class=\"crycon-right-dir\"><\/i><\/a><\/p>\n","protected":false},"author":1,"featured_media":3821,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","wp_typography_post_enhancements_disabled":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-wegpunkte"],"translation":{"provider":"WPGlobus","version":"3.0.2","language":"fr","enabled_languages":["de","fr","gb","pl"],"languages":{"de":{"title":true,"content":true,"excerpt":true},"fr":{"title":true,"content":true,"excerpt":true},"gb":{"title":true,"content":true,"excerpt":true},"pl":{"title":true,"content":true,"excerpt":true}}},"modified_by":"Administrator","_links":{"self":[{"href":"https:\/\/evolutionsweg.de\/fr\/wp-json\/wp\/v2\/posts\/31","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/evolutionsweg.de\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/evolutionsweg.de\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/evolutionsweg.de\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/evolutionsweg.de\/fr\/wp-json\/wp\/v2\/comments?post=31"}],"version-history":[{"count":0,"href":"https:\/\/evolutionsweg.de\/fr\/wp-json\/wp\/v2\/posts\/31\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/evolutionsweg.de\/fr\/wp-json\/wp\/v2\/media\/3821"}],"wp:attachment":[{"href":"https:\/\/evolutionsweg.de\/fr\/wp-json\/wp\/v2\/media?parent=31"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/evolutionsweg.de\/fr\/wp-json\/wp\/v2\/categories?post=31"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/evolutionsweg.de\/fr\/wp-json\/wp\/v2\/tags?post=31"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}