{"id":17162,"date":"2023-07-20T15:40:40","date_gmt":"2023-07-20T15:40:40","guid":{"rendered":"https:\/\/dekkbi.com\/?p=17162"},"modified":"2023-07-20T15:40:40","modified_gmt":"2023-07-20T15:40:40","slug":"incroyable-decouverte-en-chine-dun-fossile-de-mammifere-croquant-un-dinosaure","status":"publish","type":"post","link":"https:\/\/dekkbi.com\/?p=17162","title":{"rendered":"Incroyable d\u00e9couverte en Chine d\u2019un fossile de mammif\u00e8re croquant un dinosaure"},"content":{"rendered":"\n<p><strong>S\u2019il ne fait gu\u00e8re de doute que de nombreux mammif\u00e8res ont servi de repas aux dinosaures, dans certains cas la situation s\u2019est invers\u00e9e. C\u2019est ce que montre un incroyable fossile d\u00e9couvert en Chine.<\/strong><\/p>\n\n\n\n<p>Le fossile, sorti de terre dans le nord-est de la Chine, montre un mammif\u00e8re ressemblant \u00e0 un blaireau en train d\u2019attaquer un dinosaure herbivore. Ce dernier a plant\u00e9 ses crocs dans les c\u00f4tes de sa victime il y a environ 125 millions d\u2019ann\u00e9es.<\/p>\n\n\n\n<p>Une d\u00e9couverte qui \u00e9tonne les scientifiques. \u201cLes dinosaures ont presque toujours surpass\u00e9 leurs contemporains mammif\u00e8res, de sorte que la croyance traditionnelle \u00e9tait que leurs interactions \u00e9taient unilat\u00e9rales &#8211; les plus gros dinosaures mangeaient toujours les plus petits mammif\u00e8res\u201d, a d\u00e9clar\u00e9 le pal\u00e9obiologiste Jordan Mallon du Mus\u00e9e canadien de la nature \u00e0 Ottawa, qui a particip\u00e9 \u00e0 la direction de l\u2019\u00e9tude publi\u00e9e dans la revue Scientific Reports.<\/p>\n\n\n\n<p>\u201cIci, nous voyons clairement qu\u2019un petit mammif\u00e8re s\u2019est attaqu\u00e9 \u00e0 un dinosaure bien plus grand que lui, ce que nous n\u2019aurions jamais suppos\u00e9 sans ce fossile\u201d, a-t-il ajout\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Sc\u00e8ne de crime<\/h2>\n\n\n\n<p>L\u2019examen du fossile s\u2019apparente \u00e0 une analyse de sc\u00e8ne de crime. On y voit le petit mammif\u00e8re (de son nom scientifique repenomamus robustus) perch\u00e9 sur sa proie (psittacosaurus lujiatunensis), saisissant sa m\u00e2choire et sa patte arri\u00e8re tout en la mordant au niveau de la cage thoracique. Le repenomamus mesure 47 cm de long, contre 120 cm pour le psittacosaurus.<\/p>\n\n\n\n<p>\u201cNous avons d\u00e9j\u00e0 observ\u00e9 \u00e0 maintes reprises des sp\u00e9cimens de dinosaures carnivores s\u2019attaquant \u00e0 des dinosaures herbivores, mais jamais de petit mammif\u00e8re s\u2019attaquant \u00e0 un dinosaure\u201d, a d\u00e9clar\u00e9 Xiao-chun Wu, pal\u00e9ontologue au Mus\u00e9e canadien de la nature et coauteur de l\u2019\u00e9tude.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"694\" height=\"483\" src=\"https:\/\/dekkbi.com\/wp-content\/uploads\/2023\/07\/image-4.png\" alt=\"\" class=\"wp-image-17163\" srcset=\"https:\/\/dekkbi.com\/wp-content\/uploads\/2023\/07\/image-4.png 694w, https:\/\/dekkbi.com\/wp-content\/uploads\/2023\/07\/image-4-300x209.png 300w, https:\/\/dekkbi.com\/wp-content\/uploads\/2023\/07\/image-4-392x272.png 392w, https:\/\/dekkbi.com\/wp-content\/uploads\/2023\/07\/image-4-130x90.png 130w, https:\/\/dekkbi.com\/wp-content\/uploads\/2023\/07\/image-4-600x417.png 600w\" sizes=\"auto, (max-width: 694px) 100vw, 694px\" \/><\/figure>\n\n\n\n<p>SOURCE 7SUR7<a href=\"https:\/\/www.7sur7.be\/sciences\/incroyable-decouverte-en-chine-dun-fossile-de-mammifere-croquant-un-dinosaure~a669b6e0\/233506795\/\"><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>S\u2019il ne fait gu\u00e8re de doute que de nombreux mammif\u00e8res ont servi de repas aux dinosaures, dans certains cas la<\/p>\n","protected":false},"author":1,"featured_media":17164,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-17162","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technologie"],"_links":{"self":[{"href":"https:\/\/dekkbi.com\/index.php?rest_route=\/wp\/v2\/posts\/17162","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dekkbi.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dekkbi.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dekkbi.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dekkbi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=17162"}],"version-history":[{"count":1,"href":"https:\/\/dekkbi.com\/index.php?rest_route=\/wp\/v2\/posts\/17162\/revisions"}],"predecessor-version":[{"id":17165,"href":"https:\/\/dekkbi.com\/index.php?rest_route=\/wp\/v2\/posts\/17162\/revisions\/17165"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dekkbi.com\/index.php?rest_route=\/wp\/v2\/media\/17164"}],"wp:attachment":[{"href":"https:\/\/dekkbi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=17162"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dekkbi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17162"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dekkbi.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17162"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}