{"id":4096,"date":"2024-05-16T08:35:15","date_gmt":"2024-05-16T07:35:15","guid":{"rendered":"https:\/\/lesminis.fr\/blog\/?p=4096"},"modified":"2025-05-14T23:46:37","modified_gmt":"2025-05-14T22:46:37","slug":"dreadnoughtus-colosse-vegetarien-ere-mesozoique","status":"publish","type":"post","link":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/","title":{"rendered":"Dreadnoughtus : Un Colosse V\u00e9g\u00e9tarien de l&rsquo;\u00e8re M\u00e9sozo\u00efque"},"content":{"rendered":"<p><strong>Dreadnoughtus<\/strong>, un genre de grands dinosaures sauropodes, est reconnu comme le plus grand animal terrestre ayant jamais exist\u00e9. Mesurant environ 26 m\u00e8tres de long et pesant jusqu&rsquo;\u00e0 59 tonnes, ce colosse vivait il y a environ 77 millions d&rsquo;ann\u00e9es, \u00e0 la fin du Cr\u00e9tac\u00e9. Les fossiles de Dreadnoughtus ont \u00e9t\u00e9 d\u00e9couverts dans des d\u00e9p\u00f4ts rocheux du sud de la Patagonie, en Argentine, datant de cette p\u00e9riode. L&rsquo;esp\u00e8ce D. schrani, la seule connue de ce genre, est class\u00e9e parmi les titanosaurs, un groupe incluant des g\u00e9ants comme l&rsquo;Argentinosaurus et le Saltasaurus.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><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><\/span><\/a><\/span><\/div>\n<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:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#Carte_dIdentite_de_Dreadnoughtus\" >Carte d&rsquo;Identit\u00e9 de Dreadnoughtus<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#Decouverte_et_Etude_des_Fossiles\" >D\u00e9couverte et \u00c9tude des Fossiles<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#Mode_de_Vie_et_Alimentation\" >Mode de Vie et Alimentation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#Taille_et_Poids\" >Taille et Poids<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#Signification_du_Nom\" >Signification du Nom<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#Adaptations_et_Caracteristiques\" >Adaptations et Caract\u00e9ristiques<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#La_Vie_de_Dreadnoughtus\" >La Vie de Dreadnoughtus<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#Les_Environnements_de_Dreadnoughtus\" >Les Environnements de Dreadnoughtus<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#LEvolution_des_Titanosaurs\" >L&rsquo;\u00c9volution des Titanosaurs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#Dreadnoughtus_dans_la_Culture_Populaire\" >Dreadnoughtus dans la Culture Populaire<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#Decouvrez_Notre_Figurine_Dreadnoughtus\" >D\u00e9couvrez Notre Figurine Dreadnoughtus<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Carte_dIdentite_de_Dreadnoughtus\"><\/span>Carte d&rsquo;Identit\u00e9 de Dreadnoughtus<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Nom :<\/strong> Dreadnoughtus schrani<br \/>\n<strong>Classification :<\/strong> Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Eusauropoda, Neosauropoda, Macronaria, Camarasauromorpha, Titanosauriformes, Titanosauria<br \/>\n<strong>P\u00e9riode :<\/strong> Cr\u00e9tac\u00e9 sup\u00e9rieur, il y a environ 77 millions d&rsquo;ann\u00e9es<br \/>\n<strong>Lieu de D\u00e9couverte :<\/strong> Patagonie, Argentine<br \/>\n<strong>Longueur :<\/strong> 26 m\u00e8tres<br \/>\n<strong>Poids :<\/strong> Entre 22 et 59 tonnes<br \/>\n<strong>Alimentation :<\/strong> Herbivore<br \/>\n<strong>D\u00e9couvert par :<\/strong> Lacovara et ses coll\u00e8gues (2014)<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Decouverte_et_Etude_des_Fossiles\"><\/span>D\u00e9couverte et \u00c9tude des Fossiles<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Dreadnoughtus est connu gr\u00e2ce \u00e0 deux fossiles d\u00e9crits en 2014. Le plus grand sp\u00e9cimen comprenait 115 os, repr\u00e9sentant environ 70 % du squelette du <a href=\"https:\/\/lesminis.fr\/blog\/bruhathkayosaurus-le-plus-grand-dinosaure-terrestre-jamais-decouvert\/\">dinosaure<\/a> derri\u00e8re sa t\u00eate. La r\u00e9cup\u00e9ration d&rsquo;un squelette aussi complet, ainsi que des parties de la t\u00eate et des dents de Dreadnoughtus, a permis aux scientifiques d&rsquo;estimer sa taille et de d\u00e9duire son mode de vie.<\/p>\n<p>Cette d\u00e9couverte est particuli\u00e8rement notable car de nombreux autres titanosaures ne sont connus que par quelques os. Ainsi, Dreadnoughtus est mieux compris que certains des autres grands sauropodes de son temps. Le cr\u00e2ne de Dreadnoughtus n&rsquo;a cependant jamais \u00e9t\u00e9 retrouv\u00e9, laissant une partie de son anatomie \u00e0 l&rsquo;interpr\u00e9tation des pal\u00e9ontologues.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Mode_de_Vie_et_Alimentation\"><\/span>Mode de Vie et Alimentation<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Herbivore de grande taille, Dreadnoughtus mesurait 9 m\u00e8tres de haut. Il utilisait probablement son cou de 11 m\u00e8tres pour atteindre les feuilles en hauteur tout en acc\u00e9dant \u00e9galement \u00e0 la v\u00e9g\u00e9tation au sol. Cela r\u00e9duisait son besoin de se d\u00e9placer fr\u00e9quemment. Les pal\u00e9ontologues pensent \u00e9galement qu&rsquo;il utilisait sa longue queue muscl\u00e9e pour se d\u00e9fendre contre les pr\u00e9dateurs.<\/p>\n<p>Pour survivre, Dreadnoughtus devait manger constamment tout en d\u00e9pensant le moins d&rsquo;\u00e9nergie possible. Son long cou lui permettait d&rsquo;atteindre une grande vari\u00e9t\u00e9 de sources de nourriture v\u00e9g\u00e9tales sans avoir \u00e0 bouger beaucoup, lui permettant de consommer de grandes quantit\u00e9s sans br\u00fbler trop de calories.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Taille_et_Poids\"><\/span>Taille et Poids<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Gr\u00e2ce \u00e0 la quantit\u00e9 de mat\u00e9riel fossile disponible, les experts ont pu estimer le poids de ce <a href=\"https:\/\/lesminis.fr\/blog\/daxiatitan-le-titanosaure-geant-de-chine\/\">dinosaure<\/a> gigantesque. Une estimation publi\u00e9e en 2020 situe son poids \u00e0 environ 48 tonnes, soit l&rsquo;\u00e9quivalent de huit \u00e9l\u00e9phants africains. Toutefois, les estimations varient en fonction des m\u00e9thodes utilis\u00e9es, allant de 22 tonnes \u00e0 59 tonnes.<\/p>\n<p>Le plus grand sp\u00e9cimen de Dreadnoughtus n&rsquo;\u00e9tait m\u00eame pas encore adulte au moment de sa mort, laissant supposer que ce dinosaure pouvait atteindre des tailles encore plus impressionnantes \u00e0 l&rsquo;\u00e2ge adulte. Ainsi, bien que Dreadnoughtus soit l&rsquo;un des plus grands dinosaures jamais d\u00e9couverts, certains autres titanosaures comme <a href=\"https:\/\/lesminis.fr\/figurine-dinosaure-patagotitan-40cm-safari-100571-safari-ltd-100571\/21941.html\">Patagotitan<\/a> et <a href=\"https:\/\/lesminis.fr\/figurine-dinosaure-argentinosaurus-collecta-88547\/6945.html\">Argentinosaurus<\/a> pourraient avoir \u00e9t\u00e9 plus grands.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Signification_du_Nom\"><\/span>Signification du Nom<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Le nom <strong>Dreadnoughtus<\/strong>, signifiant \u00ab\u00a0ne craint rien\u00a0\u00bb, fait r\u00e9f\u00e9rence \u00e0 sa taille imposante qui le prot\u00e9geait des pr\u00e9dateurs. Il est \u00e9galement une r\u00e9f\u00e9rence aux cuirass\u00e9s de la marine du d\u00e9but du XXe si\u00e8cle, appel\u00e9s dreadnoughts, qui \u00e9taient les plus grands et les plus puissants navires de guerre de leur \u00e9poque.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Adaptations_et_Caracteristiques\"><\/span>Adaptations et Caract\u00e9ristiques<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tous les <a href=\"https:\/\/lesminis.fr\/blog\/figurines-de-dinosaures-educatives-montessori\/\">dinosaures<\/a> sauropodes poss\u00e9daient des sacs a\u00e9riens internes, rendant ces \u00e9normes animaux plus l\u00e9gers qu&rsquo;ils ne l&rsquo;auraient \u00e9t\u00e9 autrement. Bien qu&rsquo;il n&rsquo;y ait pas de preuves fossiles de sacs a\u00e9riens externes visibles chez Dreadnoughtus, de nombreuses caract\u00e9ristiques surprenantes de tissus mous externes peuvent avoir exist\u00e9.<\/p>\n<p>Dreadnoughtus appara\u00eet dans le documentaire de Apple TV+, \u00ab\u00a0Prehistoric Planet\u00a0\u00bb, o\u00f9 il est montr\u00e9 avec des sacs a\u00e9riens gonflables sur son cou. Bien qu&rsquo;il n&rsquo;y ait pas de preuves fossiles pour ces sacs a\u00e9riens visibles, les <a href=\"https:\/\/lesminis.fr\/1011-figurines-dinosaures-sauropodes\">sauropodes<\/a> poss\u00e9daient des sacs a\u00e9riens internes qui all\u00e9geaient leur structure corporelle.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"La_Vie_de_Dreadnoughtus\"><\/span>La Vie de Dreadnoughtus<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Dreadnoughtus \u00e9tait un g\u00e9ant paisible. Il passait la majorit\u00e9 de son temps \u00e0 manger pour subvenir \u00e0 ses besoins \u00e9nerg\u00e9tiques \u00e9normes. Gr\u00e2ce \u00e0 son long cou, il pouvait acc\u00e9der \u00e0 une vari\u00e9t\u00e9 de sources de nourriture sans avoir \u00e0 bouger beaucoup, ce qui \u00e9tait crucial pour un animal de cette taille. Il est probable que Dreadnoughtus vivait en groupes, comme beaucoup de sauropodes, pour se prot\u00e9ger contre les pr\u00e9dateurs.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Les_Environnements_de_Dreadnoughtus\"><\/span>Les Environnements de Dreadnoughtus<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Le <a href=\"https:\/\/lesminis.fr\/figurine-zuul-crurivastator-dinosaure-ankylosaure-cretace-safari-ltd-101023\/24408.html\">Cr\u00e9tac\u00e9 sup\u00e9rieur<\/a> \u00e9tait une p\u00e9riode de grands changements g\u00e9ologiques et climatiques. Les for\u00eats luxuriantes et les plaines ouvertes offraient une abondance de nourriture pour les grands <a href=\"https:\/\/lesminis.fr\/figurine-mantellisaurus-dinosaure-herbivore-cretace-collecta-88810\/6801.html\">herbivores<\/a> comme Dreadnoughtus. En Patagonie, o\u00f9 Dreadnoughtus vivait, le climat \u00e9tait probablement plus chaud et plus humide qu&rsquo;aujourd&rsquo;hui, favorisant une v\u00e9g\u00e9tation dense.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"LEvolution_des_Titanosaurs\"><\/span>L&rsquo;\u00c9volution des Titanosaurs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Les<a href=\"https:\/\/lesminis.fr\/blog\/daxiatitan-le-titanosaure-geant-de-chine\/\"> titanosaurs<\/a>, le groupe auquel appartient Dreadnoughtus, \u00e9taient parmi les derniers sauropodes \u00e0 vivre avant l&rsquo;extinction des dinosaures. Ils ont \u00e9volu\u00e9 pour devenir les plus grands animaux terrestres jamais connus, avec des adaptations sp\u00e9cifiques pour soutenir leur immense taille, comme des os creux pour all\u00e9ger leur poids.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Dreadnoughtus_dans_la_Culture_Populaire\"><\/span>Dreadnoughtus dans la Culture Populaire<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Dreadnoughtus a captur\u00e9 l&rsquo;imagination du public depuis sa d\u00e9couverte. Son nom \u00e9vocateur et sa taille impressionnante en font un sujet populaire dans les documentaires et les expositions de mus\u00e9es. Il est \u00e9galement souvent repr\u00e9sent\u00e9 dans des jeux vid\u00e9o et des films, o\u00f9 il est d\u00e9peint comme un g\u00e9ant majestueux.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Decouvrez_Notre_Figurine_Dreadnoughtus\"><\/span>D\u00e9couvrez Notre Figurine Dreadnoughtus<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Pour en savoir plus sur ce dinosaure fascinant, d\u00e9couvrez notre figurine Dreadnoughtus \u00e0 l&rsquo;\u00e9chelle 1:100 de la <a href=\"https:\/\/lesminis.fr\/marque\/43-collecta\">collection CollectA<\/a>, disponible sur notre boutique en ligne <a href=\"https:\/\/lesminis.fr\/figurine-dreadnoughtus-collecta-dinosaure-titanosaure-cretace-echelle-1-100-collecta-80005\/24800.html\" target=\"_new\" rel=\"noreferrer noopener\">Les Minis<\/a>. Cette figurine est parfaite pour enrichir votre collection de dinosaures et en apprendre davantage sur l&rsquo;un des plus grands g\u00e9ants de l&rsquo;\u00e8re M\u00e9sozo\u00efque.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Dreadnoughtus reste un symbole de la grandeur des dinosaures sauropodes et de l&rsquo;ing\u00e9niosit\u00e9 de la nature. Sa d\u00e9couverte a permis d&rsquo;en apprendre davantage sur la vie des plus grands animaux terrestres et continue de fasciner les scientifiques et le public. Avec ses caract\u00e9ristiques uniques et son immense taille, Dreadnoughtus est v\u00e9ritablement un colosse de l&rsquo;\u00e8re m\u00e9sozo\u00efque.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dreadnoughtus, le plus grand dinosaure sauropode connu, mesurait 26 m\u00e8tres de long et pesait jusqu&rsquo;\u00e0 59 tonnes. Vivant il y a 77 millions d&rsquo;ann\u00e9es en Patagonie, ce g\u00e9ant herbivore utilisait son cou de 11 m\u00e8tres pour atteindre les feuilles des arbres les plus hauts.<\/p>\n","protected":false},"author":1,"featured_media":4097,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1602,28],"tags":[369,1373,1372,1375,370,452,373,1374,412,411],"class_list":{"0":"post-4096","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-dinosaures-prehistoire-megafaune-figurine","8":"category-monde-animal-figurines","9":"tag-cretace","10":"tag-dinosaure-geant","11":"tag-dreadnoughtus","12":"tag-dreadnoughtus-schrani","13":"tag-fossiles","14":"tag-herbivore","15":"tag-paleontologie","16":"tag-patagonie","17":"tag-sauropode","18":"tag-titanosaure"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Dreadnoughtus : Un Colosse V\u00e9g\u00e9tarien de l&#039;\u00e8re M\u00e9sozo\u00efque<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez Dreadnoughtus, le plus grand dinosaure sauropode ayant jamais exist\u00e9. Avec ses 26 m\u00e8tres de long et ses 59 tonnes, ce g\u00e9ant herbivore de la fin du Cr\u00e9tac\u00e9 fascine toujours les pal\u00e9ontologues.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dreadnoughtus : Un Colosse V\u00e9g\u00e9tarien de l&#039;\u00e8re M\u00e9sozo\u00efque\" \/>\n<meta property=\"og:description\" content=\"D\u00e9couvrez Dreadnoughtus, le plus grand dinosaure sauropode ayant jamais exist\u00e9. Avec ses 26 m\u00e8tres de long et ses 59 tonnes, ce g\u00e9ant herbivore de la fin du Cr\u00e9tac\u00e9 fascine toujours les pal\u00e9ontologues.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/\" \/>\n<meta property=\"og:site_name\" content=\"LesMinis Le Blog - Mat\u00e9riels \u00e9ducatifs - Figurines p\u00e9dagogiques\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/fr-fr.facebook.com\/LesMinis.fr\/\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/LesMinis.fr\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-05-16T07:35:15+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-14T22:46:37+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/lesminis.fr\/blog\/wp-content\/uploads\/2024\/05\/Dreadnoughtus-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1080\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"LesMinis\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"LesMinis\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":[\"Article\",\"BlogPosting\"],\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/\"},\"author\":{\"name\":\"LesMinis\",\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/#\\\/schema\\\/person\\\/4a1be8c8c70a7d945af71674957cf83e\"},\"headline\":\"Dreadnoughtus : Un Colosse V\u00e9g\u00e9tarien de l&rsquo;\u00e8re M\u00e9sozo\u00efque\",\"datePublished\":\"2024-05-16T07:35:15+00:00\",\"dateModified\":\"2025-05-14T22:46:37+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/\"},\"wordCount\":1088,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/wp-content\\\/uploads\\\/2024\\\/05\\\/Dreadnoughtus-1.jpg\",\"keywords\":[\"Cr\u00e9tac\u00e9\",\"dinosaure g\u00e9ant\",\"Dreadnoughtus\",\"Dreadnoughtus schrani\",\"fossiles\",\"Herbivore\",\"pal\u00e9ontologie\",\"Patagonie\",\"sauropode\",\"titanosaure\"],\"articleSection\":[\"Pal\u00e9odex \u2014 Dinosaures, fossiles et esp\u00e8ces disparues\",\"Zoodex \u2014 Explorer le monde animal\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/\",\"url\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/\",\"name\":\"Dreadnoughtus : Un Colosse V\u00e9g\u00e9tarien de l'\u00e8re M\u00e9sozo\u00efque\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/wp-content\\\/uploads\\\/2024\\\/05\\\/Dreadnoughtus-1.jpg\",\"datePublished\":\"2024-05-16T07:35:15+00:00\",\"dateModified\":\"2025-05-14T22:46:37+00:00\",\"description\":\"D\u00e9couvrez Dreadnoughtus, le plus grand dinosaure sauropode ayant jamais exist\u00e9. Avec ses 26 m\u00e8tres de long et ses 59 tonnes, ce g\u00e9ant herbivore de la fin du Cr\u00e9tac\u00e9 fascine toujours les pal\u00e9ontologues.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/#primaryimage\",\"url\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/wp-content\\\/uploads\\\/2024\\\/05\\\/Dreadnoughtus-1.jpg\",\"contentUrl\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/wp-content\\\/uploads\\\/2024\\\/05\\\/Dreadnoughtus-1.jpg\",\"width\":1080,\"height\":1080,\"caption\":\"Dreadnoughtus schrani\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Dreadnoughtus : Un Colosse V\u00e9g\u00e9tarien de l&rsquo;\u00e8re M\u00e9sozo\u00efque\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/\",\"name\":\"LesMinis Le Blog - Mat\u00e9riels \u00e9ducatifs - Figurines p\u00e9dagogiques\",\"description\":\"D\u00e9couvrez notre actualit\u00e9, figurines, mat\u00e9riel \u00e9ducatif, activit\u00e9s Montessori\",\"publisher\":{\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/#organization\",\"name\":\"LesMinis - Sp\u00e9cialiste mat\u00e9riel p\u00e9dagogiques - Figurines \u00e9ducatives - Mat\u00e9riel Montessori\",\"url\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/wp-content\\\/uploads\\\/2023\\\/03\\\/nouveau-logo-lesminis.png\",\"contentUrl\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/wp-content\\\/uploads\\\/2023\\\/03\\\/nouveau-logo-lesminis.png\",\"width\":500,\"height\":175,\"caption\":\"LesMinis - Sp\u00e9cialiste mat\u00e9riel p\u00e9dagogiques - Figurines \u00e9ducatives - Mat\u00e9riel Montessori\"},\"image\":{\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/fr-fr.facebook.com\\\/LesMinis.fr\\\/\",\"https:\\\/\\\/www.instagram.com\\\/lesminis.fr\\\/\",\"https:\\\/\\\/www.tiktok.com\\\/@lesminis.fr\",\"https:\\\/\\\/www.pinterest.fr\\\/lesminisfr\\\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/#\\\/schema\\\/person\\\/4a1be8c8c70a7d945af71674957cf83e\",\"name\":\"LesMinis\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/288cd93d352b3465f2bd0701b1f2bb059b68dc3a70c4fda061bad8e6c9f8d865?s=96&d=blank&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/288cd93d352b3465f2bd0701b1f2bb059b68dc3a70c4fda061bad8e6c9f8d865?s=96&d=blank&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/288cd93d352b3465f2bd0701b1f2bb059b68dc3a70c4fda061bad8e6c9f8d865?s=96&d=blank&r=g\",\"caption\":\"LesMinis\"},\"sameAs\":[\"https:\\\/\\\/lesminis.fr\\\/blog\",\"https:\\\/\\\/www.facebook.com\\\/LesMinis.fr\\\/\",\"https:\\\/\\\/www.instagram.com\\\/lesminis.fr\\\/\",\"https:\\\/\\\/www.pinterest.fr\\\/lesminisfr\\\/\"],\"url\":\"https:\\\/\\\/lesminis.fr\\\/blog\\\/author\\\/lesminis\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Dreadnoughtus : Un Colosse V\u00e9g\u00e9tarien de l'\u00e8re M\u00e9sozo\u00efque","description":"D\u00e9couvrez Dreadnoughtus, le plus grand dinosaure sauropode ayant jamais exist\u00e9. Avec ses 26 m\u00e8tres de long et ses 59 tonnes, ce g\u00e9ant herbivore de la fin du Cr\u00e9tac\u00e9 fascine toujours les pal\u00e9ontologues.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/","og_locale":"fr_FR","og_type":"article","og_title":"Dreadnoughtus : Un Colosse V\u00e9g\u00e9tarien de l'\u00e8re M\u00e9sozo\u00efque","og_description":"D\u00e9couvrez Dreadnoughtus, le plus grand dinosaure sauropode ayant jamais exist\u00e9. Avec ses 26 m\u00e8tres de long et ses 59 tonnes, ce g\u00e9ant herbivore de la fin du Cr\u00e9tac\u00e9 fascine toujours les pal\u00e9ontologues.","og_url":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/","og_site_name":"LesMinis Le Blog - Mat\u00e9riels \u00e9ducatifs - Figurines p\u00e9dagogiques","article_publisher":"https:\/\/fr-fr.facebook.com\/LesMinis.fr\/","article_author":"https:\/\/www.facebook.com\/LesMinis.fr\/","article_published_time":"2024-05-16T07:35:15+00:00","article_modified_time":"2025-05-14T22:46:37+00:00","og_image":[{"width":1080,"height":1080,"url":"https:\/\/lesminis.fr\/blog\/wp-content\/uploads\/2024\/05\/Dreadnoughtus-1.jpg","type":"image\/jpeg"}],"author":"LesMinis","twitter_misc":{"\u00c9crit par":"LesMinis","Dur\u00e9e de lecture estim\u00e9e":"6 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":["Article","BlogPosting"],"@id":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#article","isPartOf":{"@id":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/"},"author":{"name":"LesMinis","@id":"https:\/\/lesminis.fr\/blog\/#\/schema\/person\/4a1be8c8c70a7d945af71674957cf83e"},"headline":"Dreadnoughtus : Un Colosse V\u00e9g\u00e9tarien de l&rsquo;\u00e8re M\u00e9sozo\u00efque","datePublished":"2024-05-16T07:35:15+00:00","dateModified":"2025-05-14T22:46:37+00:00","mainEntityOfPage":{"@id":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/"},"wordCount":1088,"commentCount":0,"publisher":{"@id":"https:\/\/lesminis.fr\/blog\/#organization"},"image":{"@id":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#primaryimage"},"thumbnailUrl":"https:\/\/lesminis.fr\/blog\/wp-content\/uploads\/2024\/05\/Dreadnoughtus-1.jpg","keywords":["Cr\u00e9tac\u00e9","dinosaure g\u00e9ant","Dreadnoughtus","Dreadnoughtus schrani","fossiles","Herbivore","pal\u00e9ontologie","Patagonie","sauropode","titanosaure"],"articleSection":["Pal\u00e9odex \u2014 Dinosaures, fossiles et esp\u00e8ces disparues","Zoodex \u2014 Explorer le monde animal"],"inLanguage":"fr-FR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/","url":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/","name":"Dreadnoughtus : Un Colosse V\u00e9g\u00e9tarien de l'\u00e8re M\u00e9sozo\u00efque","isPartOf":{"@id":"https:\/\/lesminis.fr\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#primaryimage"},"image":{"@id":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#primaryimage"},"thumbnailUrl":"https:\/\/lesminis.fr\/blog\/wp-content\/uploads\/2024\/05\/Dreadnoughtus-1.jpg","datePublished":"2024-05-16T07:35:15+00:00","dateModified":"2025-05-14T22:46:37+00:00","description":"D\u00e9couvrez Dreadnoughtus, le plus grand dinosaure sauropode ayant jamais exist\u00e9. Avec ses 26 m\u00e8tres de long et ses 59 tonnes, ce g\u00e9ant herbivore de la fin du Cr\u00e9tac\u00e9 fascine toujours les pal\u00e9ontologues.","breadcrumb":{"@id":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#primaryimage","url":"https:\/\/lesminis.fr\/blog\/wp-content\/uploads\/2024\/05\/Dreadnoughtus-1.jpg","contentUrl":"https:\/\/lesminis.fr\/blog\/wp-content\/uploads\/2024\/05\/Dreadnoughtus-1.jpg","width":1080,"height":1080,"caption":"Dreadnoughtus schrani"},{"@type":"BreadcrumbList","@id":"https:\/\/lesminis.fr\/blog\/dreadnoughtus-colosse-vegetarien-ere-mesozoique\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/lesminis.fr\/blog\/"},{"@type":"ListItem","position":2,"name":"Dreadnoughtus : Un Colosse V\u00e9g\u00e9tarien de l&rsquo;\u00e8re M\u00e9sozo\u00efque"}]},{"@type":"WebSite","@id":"https:\/\/lesminis.fr\/blog\/#website","url":"https:\/\/lesminis.fr\/blog\/","name":"LesMinis Le Blog - Mat\u00e9riels \u00e9ducatifs - Figurines p\u00e9dagogiques","description":"D\u00e9couvrez notre actualit\u00e9, figurines, mat\u00e9riel \u00e9ducatif, activit\u00e9s Montessori","publisher":{"@id":"https:\/\/lesminis.fr\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/lesminis.fr\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/lesminis.fr\/blog\/#organization","name":"LesMinis - Sp\u00e9cialiste mat\u00e9riel p\u00e9dagogiques - Figurines \u00e9ducatives - Mat\u00e9riel Montessori","url":"https:\/\/lesminis.fr\/blog\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/lesminis.fr\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/lesminis.fr\/blog\/wp-content\/uploads\/2023\/03\/nouveau-logo-lesminis.png","contentUrl":"https:\/\/lesminis.fr\/blog\/wp-content\/uploads\/2023\/03\/nouveau-logo-lesminis.png","width":500,"height":175,"caption":"LesMinis - Sp\u00e9cialiste mat\u00e9riel p\u00e9dagogiques - Figurines \u00e9ducatives - Mat\u00e9riel Montessori"},"image":{"@id":"https:\/\/lesminis.fr\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/fr-fr.facebook.com\/LesMinis.fr\/","https:\/\/www.instagram.com\/lesminis.fr\/","https:\/\/www.tiktok.com\/@lesminis.fr","https:\/\/www.pinterest.fr\/lesminisfr\/"]},{"@type":"Person","@id":"https:\/\/lesminis.fr\/blog\/#\/schema\/person\/4a1be8c8c70a7d945af71674957cf83e","name":"LesMinis","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/secure.gravatar.com\/avatar\/288cd93d352b3465f2bd0701b1f2bb059b68dc3a70c4fda061bad8e6c9f8d865?s=96&d=blank&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/288cd93d352b3465f2bd0701b1f2bb059b68dc3a70c4fda061bad8e6c9f8d865?s=96&d=blank&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/288cd93d352b3465f2bd0701b1f2bb059b68dc3a70c4fda061bad8e6c9f8d865?s=96&d=blank&r=g","caption":"LesMinis"},"sameAs":["https:\/\/lesminis.fr\/blog","https:\/\/www.facebook.com\/LesMinis.fr\/","https:\/\/www.instagram.com\/lesminis.fr\/","https:\/\/www.pinterest.fr\/lesminisfr\/"],"url":"https:\/\/lesminis.fr\/blog\/author\/lesminis\/"}]}},"_links":{"self":[{"href":"https:\/\/lesminis.fr\/blog\/wp-json\/wp\/v2\/posts\/4096","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lesminis.fr\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lesminis.fr\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lesminis.fr\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lesminis.fr\/blog\/wp-json\/wp\/v2\/comments?post=4096"}],"version-history":[{"count":1,"href":"https:\/\/lesminis.fr\/blog\/wp-json\/wp\/v2\/posts\/4096\/revisions"}],"predecessor-version":[{"id":4098,"href":"https:\/\/lesminis.fr\/blog\/wp-json\/wp\/v2\/posts\/4096\/revisions\/4098"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lesminis.fr\/blog\/wp-json\/wp\/v2\/media\/4097"}],"wp:attachment":[{"href":"https:\/\/lesminis.fr\/blog\/wp-json\/wp\/v2\/media?parent=4096"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lesminis.fr\/blog\/wp-json\/wp\/v2\/categories?post=4096"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lesminis.fr\/blog\/wp-json\/wp\/v2\/tags?post=4096"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}