{"id":276,"date":"2014-01-08T14:00:20","date_gmt":"2014-01-08T19:00:20","guid":{"rendered":"http:\/\/sciencemediacentre.ca\/site\/?p=276"},"modified":"2014-01-08T16:34:26","modified_gmt":"2014-01-08T21:34:26","slug":"retrouver-les-couleurs-de-reptiles-disparus","status":"publish","type":"post","link":"http:\/\/sciencemediacentre.ca\/site\/retrouver-les-couleurs-de-reptiles-disparus\/","title":{"rendered":"Retrouver les couleurs de reptiles disparus"},"content":{"rendered":"<p dir=\"ltr\">Les passionn\u00e9es de dinosaures le savent trop bien, les fossiles ne pr\u00e9servent pas en g\u00e9n\u00e9ral la couleur de la peau de leur esp\u00e8ce favorite. Une nouvelle \u00e9tude sur trois esp\u00e8ces disparues de reptiles (l\u2019ichtyosaure, le mosasaure et une tortue de mer) pourrait changer la donne. Les chercheurs ont trouv\u00e9 des preuves chimiques de pigmentation de peau sur des os fossilis\u00e9s. Ils en d\u00e9duisent que l\u2019ichtyosaure \u00e9tait de couleur fonc\u00e9e uniforme, contrairement aux esp\u00e8ces marines contemporaines qui sont g\u00e9n\u00e9ralement de couleur sombre sur le dessus et claire sur le dessous.<\/p>\n<p><!--more--><\/p>\n<p>Pour lire l\u2019article publi\u00e9 le 8 janvier 2014 dans\u00a0<em>Nature<\/em>, cliquez\u00a0<a href=\"http:\/\/dx.doi.org\/10.1038\/nature12899\" target=\"_blank\">ici<\/a>.<\/p>\n<p><a href=\"http:\/\/rspb.royalsocietypublishing.org\/content\/281\/1777\/20132472\" target=\"_blank\"><strong style=\"color: #1f1f1f; line-height: 1.4em;\">Auteur \u00e0 contacter pour plus d\u2019informations<\/strong><\/a><\/p>\n<p><a href=\"http:\/\/www.geol.lu.se\/persinfo\/detailen.php?uid=103\">Johan Lindgren<\/a>, Universit\u00e9 de Lund, Su\u00e8de<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les passionn\u00e9es de dinosaures le savent trop bien, les fossiles ne pr\u00e9servent pas en g\u00e9n\u00e9ral la couleur de la peau de leur esp\u00e8ce favorite. Une nouvelle \u00e9tude sur trois esp\u00e8ces disparues de reptiles (l\u2019ichtyosaure, le mosasaure et une tortue de mer) pourrait changer la donne. Les chercheurs ont trouv\u00e9 des preuves chimiques de pigmentation de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[531],"tags":[256,257],"class_list":["post-276","post","type-post","status-publish","format-standard","hentry","category-paper-of-interest-fr","tag-dinosaure","tag-fossile"],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p4DqbN-4s","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/276","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/comments?post=276"}],"version-history":[{"count":1,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/276\/revisions"}],"predecessor-version":[{"id":277,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/276\/revisions\/277"}],"wp:attachment":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media?parent=276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/categories?post=276"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/tags?post=276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}