{"id":40206,"date":"2026-01-29T14:36:37","date_gmt":"2026-01-29T14:36:37","guid":{"rendered":"https:\/\/www.futurismo.pt\/blog\/\/"},"modified":"2026-01-29T14:50:35","modified_gmt":"2026-01-29T14:50:35","slug":"are-whales-mammals","status":"publish","type":"post","link":"https:\/\/staging.futurismo.pt\/fr\/blog\/les-baleines-sont-elles-des-mammiferes\/","title":{"rendered":"Les baleines sont-elles des mammif\u00e8res ? D\u00e9couvrez la v\u00e9rit\u00e9 sur les plus grands mammif\u00e8res de l'oc\u00e9an"},"content":{"rendered":"<p>If you&#8217;ve ever found yourself asking, <em>\"Les baleines sont-elles des mammif\u00e8res ?<\/em> vous n'\u00eates pas seul. Cette question semble avoir une r\u00e9ponse \u00e9vidente, jusqu'\u00e0 ce que vous y r\u00e9fl\u00e9chissiez \u00e0 deux fois. Apr\u00e8s tout, les baleines vivent sous l'eau, ont des nageoires et ressemblent \u00e9trangement \u00e0 des poissons... Alors, sont-elles des poissons ou des mammif\u00e8res ?<\/p>\n\n\n\n<p>Laissez-moi vous dire que les baleines sont des mammif\u00e8res 100%. Mais attendez, ne pensez pas qu'il s'agit d'un \u00e9ni\u00e8me cours de biologie, restez dans les parages. Le monde des baleines regorge de faits \u00e9tranges, du lait \u00e0 la texture de dentifrice au nombril en passant par le sommeil \u00e0 deux cerveaux. Vous allez d\u00e9couvrir ces g\u00e9ants des oc\u00e9ans sous un jour nouveau.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.futurismo.pt\/tours\/whale-watching-in-ponta-delgada-sao-miguel-azores\/\" target=\"_blank\" rel=\"noreferrer noopener\"><img fetchpriority=\"high\" decoding=\"async\" width=\"815\" height=\"250\" src=\"https:\/\/www.futurismo.pt\/wp-content\/uploads\/2024\/12\/13.jpg\" alt=\"\" class=\"wp-image-35104\" srcset=\"https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2024\/12\/13.jpg 815w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2024\/12\/13-300x92.jpg 300w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2024\/12\/13-768x236.jpg 768w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2024\/12\/13-18x6.jpg 18w\" sizes=\"(max-width: 815px) 100vw, 815px\" \/><\/a><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-whales-are-mammals\">Pourquoi les baleines sont-elles des mammif\u00e8res ?<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"682\" src=\"https:\/\/www.futurismo.pt\/wp-content\/uploads\/2025\/01\/Sao-Miguel_Species_Baleen-whales_Fin-whale_fin-whale-copy-1024x682.jpg\" alt=\"\" class=\"wp-image-36302\" srcset=\"https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/01\/Sao-Miguel_Species_Baleen-whales_Fin-whale_fin-whale-copy-1024x682.jpg 1024w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/01\/Sao-Miguel_Species_Baleen-whales_Fin-whale_fin-whale-copy-300x200.jpg 300w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/01\/Sao-Miguel_Species_Baleen-whales_Fin-whale_fin-whale-copy-768x512.jpg 768w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/01\/Sao-Miguel_Species_Baleen-whales_Fin-whale_fin-whale-copy-1536x1024.jpg 1536w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/01\/Sao-Miguel_Species_Baleen-whales_Fin-whale_fin-whale-copy-2048x1365.jpg 2048w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/01\/Sao-Miguel_Species_Baleen-whales_Fin-whale_fin-whale-copy-18x12.jpg 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Futurismo | <a class=\"wpil_keyword_link\" href=\"https:\/\/futurismo.pt\/species\/fin-whale\/\" target=\"_blank\" rel=\"noopener\" title=\"Rorqual commun\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"845\">Rorqual commun<\/a> en <a class=\"wpil_keyword_link\" href=\"https:\/\/futurismo.pt\/islands\/sao-miguel-island-azores\/\" target=\"_blank\" rel=\"noopener\" title=\"S\u00e3o Miguel\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"848\">S\u00e3o Miguel<\/a> C\u00f4te<\/figcaption><\/figure>\n<\/div>\n\n\n<p>Bien qu'elles passent toute leur vie dans l'oc\u00e9an, les baleines ont plus de points communs avec les humains qu'avec les poissons. Les baleines appartiennent \u00e0 l'ordre <em>Les c\u00e9tac\u00e9s<\/em>qui comprend \u00e9galement les dauphins et les marsouins. Mais qu'est-ce qui fait d'eux des mammif\u00e8res ?<\/p>\n\n\n\n<p>Voyons cela en d\u00e9tail :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Elles respirent l'air par les poumons : ces cr\u00e9atures respirent de la m\u00eame mani\u00e8re que les humains et n'utilisent pas de branchies comme les poissons.<\/li>\n\n\n\n<li>Ils ont le sang chaud, c'est-\u00e0-dire qu'ils conservent une temp\u00e9rature corporelle stable, comme tous les mammif\u00e8res.<\/li>\n\n\n\n<li>Ils ont des poils (oui !): g\u00e9n\u00e9ralement quelques poils seulement lorsqu'ils sont b\u00e9b\u00e9s.<\/li>\n\n\n\n<li>Elles produisent du lait et allaitent leurs petits, ce qui est une caract\u00e9ristique essentielle des mammif\u00e8res.<\/li>\n\n\n\n<li>Et oui, ils ont un nombril : un signe de naissance vivante par placenta, tout comme nous.<\/li>\n<\/ul>\n\n\n\n<p><strong>Pour r\u00e9pondre \u00e0 la question <em>\"Les baleines sont-elles des mammif\u00e8res ?<\/em> \u2014 it&#8217;s a loud and proud yes!<\/strong><\/p>\n\n\n\n<p><strong>Articles connexes<\/strong>: <a href=\"https:\/\/futurismo.pt\/blog\/do-whales-and-dolphins-lay-eggs-scientific-approach\/\" target=\"_blank\" rel=\"noreferrer noopener\">Les baleines et les dauphins pondent-ils des \u0153ufs ?<\/a> | <a href=\"https:\/\/futurismo.pt\/blog\/how-do-dolphins-mate-scientific-approach\/\" target=\"_blank\" rel=\"noreferrer noopener\">Comportements d'accouplement et liens sociaux chez les dauphins<\/a> | <a href=\"https:\/\/futurismo.pt\/blog\/how-fast-can-whales-swim-scientific-approach\/\" target=\"_blank\" rel=\"noreferrer noopener\">Vitesses de nage maximales des baleines<\/a> | <a href=\"https:\/\/futurismo.pt\/blog\/how-do-whales-and-dolphins-communicate-scientific-approach\/\" target=\"_blank\" rel=\"noreferrer noopener\">Syst\u00e8mes de communication entre baleines et dauphins<\/a> | <a href=\"https:\/\/futurismo.pt\/blog\/is-the-fin-whale-endangered-scientific-approach\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u00c9tat de conservation des rorquals communs dans le monde<\/a> | <a href=\"https:\/\/futurismo.pt\/blog\/portuguese-man-o-war-jellyfish-physalia-physalis-everything-you-need-to-know\/\" target=\"_blank\" rel=\"noreferrer noopener\">Homme de guerre portugais (Physalia physalis)<\/a> | <a href=\"https:\/\/futurismo.pt\/blog\/what-is-a-group-of-dolphins-called-scientific-approach\/\" target=\"_blank\" rel=\"noreferrer noopener\">Noms collectifs pour les diff\u00e9rents groupes de dauphins<\/a> | <a href=\"https:\/\/futurismo.pt\/blog\/what-do-dolphins-eat-scientific-approach\/\" target=\"_blank\" rel=\"noreferrer noopener\">Que mangent les dauphins ?<\/a> | <a href=\"https:\/\/www.futurismo.pt\/blog\/are-whales-mammals\/\">Les baleines sont-elles des mammif\u00e8res ?<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-from-land-to-sea-how-whales-became-ocean-giants\">De la terre \u00e0 la mer : comment les baleines sont devenues des g\u00e9ants des oc\u00e9ans<\/h2>\n\n\n\n<p>Excellente question. Il y a bien longtemps, les anc\u00eatres des baleines \u00e9taient des mammif\u00e8res terrestres ressemblant \u00e0 des cerfs, qui ont lentement troqu\u00e9 les sentiers forestiers pour les vagues sal\u00e9es. Au fil du temps, leurs pattes se sont transform\u00e9es en nageoires, leur nez s'est d\u00e9plac\u00e9 vers le sommet de leur t\u00eate (bonjour l'\u00e9vent) et leur corps s'est adapt\u00e9 pour glisser avec gr\u00e2ce dans l'eau. Cette transition s'est produite il y a environ 50 millions d'ann\u00e9es. Alors oui, on peut dire que les baleines sont plus proches cousines des vaches que des requins.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-underwater-nursing-how-whale-calves-drink-milk\">L'allaitement sous l'eau : Comment les baleineaux boivent du lait<\/h2>\n\n\n\n<p>Si vous pensiez qu'il \u00e9tait difficile d'allaiter, essayez de le faire \u00e0 20 m\u00e8tres de profondeur. Les m\u00e8res baleines produisent un lait extr\u00eamement \u00e9pais, de la consistance d'un dentifrice (sans go\u00fbt de menthe, on s'en doute), et contenant plus de 30% de mati\u00e8res grasses. Cela permet au lait de rester coll\u00e9 sous l'eau et de ne pas se dissoudre avant d'atteindre la bouche du b\u00e9b\u00e9.<\/p>\n\n\n\n<p>Les b\u00e9b\u00e9s baleines savent instinctivement o\u00f9 se nourrir. M\u00eame si les mamelons ne sont pas visibles, les m\u00e8res baleines ont des sillons sp\u00e9ciaux qui lib\u00e8rent du lait lorsqu'ils sont stimul\u00e9s par la langue du baleineau. Cela \u00e9vite que le lait ne se perde dans l'eau et permet de nourrir correctement les baleineaux.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-whale-sleep-secrets-resting-one-half-of-the-brain-at-a-time\">Les secrets du sommeil des baleines : Reposer une moiti\u00e9 du cerveau \u00e0 la fois<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"682\" src=\"https:\/\/www.futurismo.pt\/wp-content\/uploads\/2024\/06\/The-two-blow-holes-of-a-blue-whale-Balaenoptera-musculus-1024x682.jpg\" alt=\"\" class=\"wp-image-29162\" srcset=\"https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2024\/06\/The-two-blow-holes-of-a-blue-whale-Balaenoptera-musculus-1024x682.jpg 1024w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2024\/06\/The-two-blow-holes-of-a-blue-whale-Balaenoptera-musculus-300x200.jpg 300w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2024\/06\/The-two-blow-holes-of-a-blue-whale-Balaenoptera-musculus-768x512.jpg 768w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2024\/06\/The-two-blow-holes-of-a-blue-whale-Balaenoptera-musculus-18x12.jpg 18w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2024\/06\/The-two-blow-holes-of-a-blue-whale-Balaenoptera-musculus.jpg 1100w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Futurismo | Trou d'air d'une <a class=\"wpil_keyword_link\" href=\"https:\/\/futurismo.pt\/species\/sperm-whale\/\" target=\"_blank\" rel=\"noopener\" title=\"Cachalot\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"846\">Cachalot<\/a> <\/figcaption><\/figure>\n<\/div>\n\n\n<p>Ils dorment, mais pas comme nous. Parce qu'ils doivent respirer consciemment \u00e0 la surface, seule la moiti\u00e9 de leur cerveau dort \u00e0 la fois. L'autre moiti\u00e9 reste \u00e9veill\u00e9e pour contr\u00f4ler la respiration et surveiller les dangers. Une baleine ne dort donc jamais compl\u00e8tement. Imaginez que vous puissiez faire une sieste et r\u00e9pondre \u00e0 des courriels en m\u00eame temps (en fait... ne donnez pas d'id\u00e9es \u00e0 votre patron).<\/p>\n\n\n\n<p><strong>Articles connexes<\/strong>: <a href=\"https:\/\/www.futurismo.pt\/blog\/is-the-fin-whale-endangered-scientific-approach\/\" target=\"_blank\" rel=\"noreferrer noopener\">Le rorqual commun est-il en danger ?<\/a> | <a href=\"https:\/\/www.futurismo.pt\/blog\/sperm-whale-diet-scientific-approach\/\" target=\"_blank\" rel=\"noreferrer noopener\">R\u00e9gime alimentaire du cachalot<\/a> | <a href=\"https:\/\/www.futurismo.pt\/blog\/sperm-whales-scars-scientific-explanation\/\" target=\"_blank\" rel=\"noreferrer noopener\">Cicatrices du cachalot<\/a> | <a href=\"https:\/\/www.futurismo.pt\/blog\/whale-watching-in-azores-when-is-the-best-time\/\" target=\"_blank\" rel=\"noreferrer noopener\">Saisons de pointe pour l'observation des baleines aux A\u00e7ores<\/a>| <a href=\"https:\/\/www.futurismo.pt\/blog\/what-does-a-whale-penis-look-like\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u00c0 quoi ressemble le p\u00e9nis d'une baleine ?<\/a> | <a href=\"https:\/\/www.futurismo.pt\/blog\/what-does-whale-milk-taste-like\/\" target=\"_blank\" rel=\"noreferrer noopener\">Caract\u00e9ristiques et saveur du lait de baleine<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\">Conclusion<\/h2>\n\n\n\n<p>Ainsi, la prochaine fois que quelqu'un vous demandera : \"Les baleines sont-elles des mammif\u00e8res ? \"Les baleines sont-elles des mammif\u00e8res ?\", vous aurez plus qu'un simple oui, vous aurez des histoires, des donn\u00e9es scientifiques et quelques faits amusants pour alimenter la conversation.<\/p>\n\n\n\n<p>Ces \u00eatres incroyables prouvent qu'\u00eatre un mammif\u00e8re, ce n'est pas seulement vivre sur la terre ferme ; c'est aussi prosp\u00e9rer dans les endroits les plus inattendus, nouer des liens sociaux profonds et nous rappeler constamment \u00e0 quel point nous connaissons mal l'oc\u00e9an.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.futurismo.pt\/tours\/whale-watching-in-lajes-do-pico-azores\/\" target=\"_blank\" rel=\" noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"815\" height=\"250\" src=\"https:\/\/www.futurismo.pt\/wp-content\/uploads\/2025\/03\/Banner-Comercial_-Whale-Watching-Lajes-do-Pico-2.jpg\" alt=\"\" class=\"wp-image-37582\" srcset=\"https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/03\/Banner-Comercial_-Whale-Watching-Lajes-do-Pico-2.jpg 815w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/03\/Banner-Comercial_-Whale-Watching-Lajes-do-Pico-2-300x92.jpg 300w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/03\/Banner-Comercial_-Whale-Watching-Lajes-do-Pico-2-768x236.jpg 768w, https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/03\/Banner-Comercial_-Whale-Watching-Lajes-do-Pico-2-18x6.png 18w\" sizes=\"(max-width: 815px) 100vw, 815px\" \/><\/a><\/figure>\n<\/div>\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Vous souhaitez conna\u00eetre les meilleures p\u00e9riodes pour observer les baleines ?<\/strong><br><br>Jetez un coup d'\u0153il \u00e0 notre <a href=\"https:\/\/www.futurismo.pt\/whale-watching-azores-calendar\/\" target=\"_blank\" rel=\"noreferrer noopener\">calendrier de l'observation des baleines<\/a> et planifiez votre prochaine aventure ! Ne manquez pas la chance d'apercevoir ces cr\u00e9atures majestueuses dans les eaux a\u00e7oriennes. \ud83d\udc0b \ud83c\udf0a<\/summary>\n<p><\/p>\n<\/details>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-faqs\">FAQ<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1752575258143\"><strong class=\"schema-faq-question\">Les baleines sont-elles des mammif\u00e8res ou des poissons ?<\/strong> <p class=\"schema-faq-answer\"><a href=\"https:\/\/www.futurismo.pt\/blog\/are-whales-mammals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Les baleines sont des mammif\u00e8res<\/a>Les baleines sont des mammif\u00e8res et non des poissons. Elles respirent l'air gr\u00e2ce \u00e0 leurs poumons, ont le sang chaud, donnent naissance \u00e0 des enfants vivants et nourrissent leurs petits avec du lait. Les poissons, en revanche, ont des branchies, pondent des \u0153ufs et sont \u00e0 sang froid. Les baleines sont plus proches des vaches que des requins !<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1752575277437\"><strong class=\"schema-faq-question\">Comment les baleines respirent-elles si elles vivent sous l'eau ?<\/strong> <p class=\"schema-faq-answer\"><a href=\"https:\/\/www.futurismo.pt\/blog\/are-whales-mammals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Baleines<\/a> respirent par un \u00e9vent situ\u00e9 sur le dessus de leur t\u00eate. Ils doivent remonter r\u00e9guli\u00e8rement \u00e0 la surface pour respirer et peuvent retenir leur souffle pendant de longues plong\u00e9es. Contrairement aux poissons, ils n'ont pas de branchies et ne peuvent donc pas respirer sous l'eau.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1752575316231\"><strong class=\"schema-faq-question\"><strong>Les m\u00e8res baleines allaitent-elles leurs b\u00e9b\u00e9s ?<\/strong><\/strong> <p class=\"schema-faq-answer\">Oui ! <a href=\"https:\/\/www.futurismo.pt\/blog\/are-whales-mammals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Baleine<\/a> Oui ! Les m\u00e8res baleines produisent un lait \u00e9pais et gras qui est projet\u00e9 dans la bouche du baleineau sous l'eau. Le lait est si dense qu'il ne se dissout pas facilement, ce qui permet au baleineau de grandir rapidement et de prendre parfois plus de 90 kg par jour.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1752575345416\"><strong class=\"schema-faq-question\">Les baleines ont-elles \u00e9volu\u00e9 \u00e0 partir d'animaux terrestres ?<\/strong> <p class=\"schema-faq-answer\">Ils l'ont fait ! <a href=\"https:\/\/www.futurismo.pt\/blog\/are-whales-mammals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Baleines<\/a> C'est vrai ! Les baleines descendent de mammif\u00e8res terrestres quadrup\u00e8des qui vivaient il y a environ 50 millions d'ann\u00e9es. Au fil du temps, leurs membres se sont transform\u00e9s en nageoires, leur corps s'est affin\u00e9 et elles se sont pleinement adapt\u00e9es \u00e0 la vie marine.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1752575371075\"><strong class=\"schema-faq-question\">Comment dorment-ils ?<\/strong> <p class=\"schema-faq-answer\"><a href=\"https:\/\/www.futurismo.pt\/blog\/how-do-whales-sleep-scientific-explanation\/\" target=\"_blank\" rel=\"noreferrer noopener\">Les baleines dorment<\/a> Les baleines dorment avec une seule moiti\u00e9 de leur cerveau \u00e0 la fois, ce qui leur permet de rester partiellement alertes pour respirer et guetter les dangers. C'est ce qu'on appelle le sommeil unih\u00e9misph\u00e9rique, qui leur permet de rester en vie dans un monde o\u00f9 elles ne peuvent pas respirer inconsciemment.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1752575586372\"><strong class=\"schema-faq-question\"><strong>Les baleines chantent-elles vraiment ?<\/strong><\/strong> <p class=\"schema-faq-answer\">Oui ! Les baleines \u00e0 bosse sont principalement connues pour leurs chants complexes, qui peuvent durer des heures et parcourir de grandes distances sous l'eau. Ces vocalisations peuvent servir \u00e0 attirer des partenaires ou \u00e0 se coordonner avec d'autres baleines.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1752575604270\"><strong class=\"schema-faq-question\">Quel est le fait le plus \u00e9trange sur les baleines ?<\/strong> <p class=\"schema-faq-answer\"><a href=\"https:\/\/www.futurismo.pt\/blog\/are-whales-mammals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Baleines<\/a> Les baleines ont un nombril, attrapent des coups de soleil et font pousser des couches de c\u00e9rumen qui r\u00e9v\u00e8lent leur \u00e2ge, comme les cernes d'un arbre. Oh, et certaines esp\u00e8ces peuvent \u00e9mettre d'\u00e9normes pets sous l'eau. La nature a de l'avenir !<\/p> <\/div> <\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-references\">R\u00e9f\u00e9rences<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ohta, S., Hattori, R. et Ichihara, T. (1953). <em>Sur la composition chimique du lait de rorqual commun<\/em>. Scientific Reports of the Whales Research Institute, 8, 51-67.<a href=\" https:\/\/www.icrwhale.org\/pdf\/SC010151-167.pdf\"> https:\/\/www.icrwhale.org\/pdf\/SC010151-167.pdf<\/a><\/li>\n\n\n\n<li>Thewissen, J. G. M., Cooper, L. N., Clementz, M. T., Bajpai, S. et Tiwari, B. N. (2007). Whales originated from aquatic artiodactyls in the Eocene epoch of India. <em>Nature<\/em>, 450, 1190-1194.<br><a>https:\/\/doi.org\/10.1038\/nature06343<\/a><\/li>\n\n\n\n<li>Pabst, D. A., McLellan, W. A. et Rommel, S. A. (1999). <em>Anatomie fonctionnelle des mammif\u00e8res marins<\/em>. In J. E. Reynolds III &amp; S. A. Rommel (Eds.), Biology of marine mammals (pp. 15-72). Smithsonian Institution Press.<\/li>\n\n\n\n<li>Trumble, S. J., Robinson, E. M., Berman-Kowalewski, M., Potter, C. W., &amp; Usenko, S. (2013). <a class=\"wpil_keyword_link\" href=\"https:\/\/futurismo.pt\/species\/blue-whale\/\" target=\"_blank\" rel=\"noopener\" title=\"Baleine bleue\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"847\">Baleine bleue<\/a> Le bouchon d'oreille r\u00e9v\u00e8le l'exposition aux contaminants tout au long de la vie et les profils hormonaux. <em>Actes de l'Acad\u00e9mie nationale des sciences<\/em>, 110(42), 16922-16926.<br><a>https:\/\/doi.org\/10.1073\/pnas.1311418110<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>If you&#8217;ve ever found yourself asking, \u201cAre whales mammals?\u201d you&#8217;re not alone. It sounds like one of those questions with an obvious answer, until you think twice. After all, whales live underwater, have fins, and look suspiciously fishy\u2026 So, are they fish or mammals? Let me tell you that whales are 100% mammals. But hold [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":36323,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-40206","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-wildlife"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Are Whales Mammals? | Scientific Approach [2026] \ud83d\udd2c<\/title>\n<meta name=\"description\" content=\"Are whales mammals? Yes they are giants evolved from land mammals. 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They breathe air with lungs, are warm-blooded, give live birth, and feed their young with milk. Fish, on the other hand, have gills, lay eggs, and are cold-blooded. Whales are more closely related to cows than to sharks!\",\"inLanguage\":\"fr-FR\"},\"inLanguage\":\"fr-FR\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/staging.futurismo.pt\\\/it\\\/blog\\\/le-balene-sono-mammiferi\\\/#faq-question-1752575277437\",\"position\":2,\"url\":\"https:\\\/\\\/staging.futurismo.pt\\\/it\\\/blog\\\/le-balene-sono-mammiferi\\\/#faq-question-1752575277437\",\"name\":\"How do whales breathe if they live underwater?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<a href=\\\"https:\\\/\\\/www.futurismo.pt\\\/blog\\\/are-whales-mammals\\\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">Whales<\\\/a> breathe through a blowhole on top of their heads. They must surface regularly to breathe and can hold their breath for extended dives. Unlike fish, they don\u2019t have gills \u2014 so they can\u2019t breathe underwater at all.\",\"inLanguage\":\"fr-FR\"},\"inLanguage\":\"fr-FR\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/staging.futurismo.pt\\\/it\\\/blog\\\/le-balene-sono-mammiferi\\\/#faq-question-1752575316231\",\"position\":3,\"url\":\"https:\\\/\\\/staging.futurismo.pt\\\/it\\\/blog\\\/le-balene-sono-mammiferi\\\/#faq-question-1752575316231\",\"name\":\"Do whale mothers breastfeed their babies?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes! <a href=\\\"https:\\\/\\\/www.futurismo.pt\\\/blog\\\/are-whales-mammals\\\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">Whale<\\\/a> mothers produce thick, fatty milk that\u2019s squirted into the calf\u2019s mouth underwater. 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D\u00e9couvrez la science qui se cache derri\u00e8re les mammif\u00e8res les plus surprenants de l'oc\u00e9an.","breadcrumb":{"@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#breadcrumb"},"mainEntity":[{"@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575258143"},{"@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575277437"},{"@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575316231"},{"@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575345416"},{"@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575371075"},{"@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575586372"},{"@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575604270"}],"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#primaryimage","url":"https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/01\/Pico_Blue-whale_Tail_3.jpg","contentUrl":"https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2025\/01\/Pico_Blue-whale_Tail_3.jpg","width":1920,"height":1080},{"@type":"BreadcrumbList","@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"In\u00edcio","item":"https:\/\/staging.futurismo.pt\/pt\/"},{"@type":"ListItem","position":2,"name":"Are Whales Mammals? Discover the Truth About the Ocean\u2019s Largest Mammals"}]},{"@type":"WebSite","@id":"https:\/\/staging.futurismo.pt\/pt\/#website","url":"https:\/\/staging.futurismo.pt\/pt\/","name":"Aventures Futurismo A\u00e7ores","description":"Explorer, Aimer et Prot\u00e9ger","publisher":{"@id":"https:\/\/staging.futurismo.pt\/pt\/#organization"},"alternateName":"Futurismo","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/staging.futurismo.pt\/pt\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/staging.futurismo.pt\/pt\/#organization","name":"Aventures Futurismo A\u00e7ores","alternateName":"Futurismo","url":"https:\/\/staging.futurismo.pt\/pt\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/staging.futurismo.pt\/pt\/#\/schema\/logo\/image\/","url":"https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2023\/03\/logo-futurismo-azores-adventures.webp","contentUrl":"https:\/\/staging.futurismo.pt\/wp-content\/uploads\/2023\/03\/logo-futurismo-azores-adventures.webp","width":1920,"height":461,"caption":"Futurismo Azores Adventures"},"image":{"@id":"https:\/\/staging.futurismo.pt\/pt\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/acoreswhalewatching","https:\/\/x.com\/futurismoazores","https:\/\/www.instagram.com\/futurismoazoresadventures\/","https:\/\/www.youtube.com\/@FuturismoAzores"]},{"@type":"Person","@id":"https:\/\/staging.futurismo.pt\/pt\/#\/schema\/person\/dd9e5b08edecdd116562c7f3b916dfb5","name":"Tiago Sousa","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/secure.gravatar.com\/avatar\/840e6802c90da7ba21762dbfc1400c20152586f8ea2edfd25194237ee6d958bb?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/840e6802c90da7ba21762dbfc1400c20152586f8ea2edfd25194237ee6d958bb?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/840e6802c90da7ba21762dbfc1400c20152586f8ea2edfd25194237ee6d958bb?s=96&d=mm&r=g","caption":"Tiago Sousa"},"url":"https:\/\/staging.futurismo.pt\/fr\/author\/tiago\/"},{"@type":"Question","@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575258143","position":1,"url":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575258143","name":"Les baleines sont-elles des mammif\u00e8res ou des poissons ?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<a href=\"https:\/\/www.futurismo.pt\/blog\/are-whales-mammals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Whales are mammals<\/a>, not fish. They breathe air with lungs, are warm-blooded, give live birth, and feed their young with milk. Fish, on the other hand, have gills, lay eggs, and are cold-blooded. Whales are more closely related to cows than to sharks!","inLanguage":"fr-FR"},"inLanguage":"fr-FR"},{"@type":"Question","@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575277437","position":2,"url":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575277437","name":"Comment les baleines respirent-elles si elles vivent sous l'eau ?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<a href=\"https:\/\/www.futurismo.pt\/blog\/are-whales-mammals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Whales<\/a> breathe through a blowhole on top of their heads. They must surface regularly to breathe and can hold their breath for extended dives. Unlike fish, they don\u2019t have gills \u2014 so they can\u2019t breathe underwater at all.","inLanguage":"fr-FR"},"inLanguage":"fr-FR"},{"@type":"Question","@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575316231","position":3,"url":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575316231","name":"Les m\u00e8res baleines allaitent-elles leurs b\u00e9b\u00e9s ?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes! <a href=\"https:\/\/www.futurismo.pt\/blog\/are-whales-mammals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Whale<\/a> mothers produce thick, fatty milk that\u2019s squirted into the calf\u2019s mouth underwater. The milk is so dense it doesn\u2019t dissolve easily, helping the baby grow fast \u2014 sometimes gaining over 90 kg per day.","inLanguage":"fr-FR"},"inLanguage":"fr-FR"},{"@type":"Question","@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575345416","position":4,"url":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575345416","name":"Les baleines ont-elles \u00e9volu\u00e9 \u00e0 partir d'animaux terrestres ?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"They did! <a href=\"https:\/\/www.futurismo.pt\/blog\/are-whales-mammals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Whales<\/a> descended from four-legged land mammals that lived about 50 million years ago. Over time, their limbs evolved into fins, their bodies became streamlined, and they adapted fully to marine life.","inLanguage":"fr-FR"},"inLanguage":"fr-FR"},{"@type":"Question","@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575371075","position":5,"url":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575371075","name":"Comment dorment-ils ?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<a href=\"https:\/\/www.futurismo.pt\/blog\/how-do-whales-sleep-scientific-explanation\/\" target=\"_blank\" rel=\"noreferrer noopener\">Whales sleep<\/a> with one half of their brain at a time, allowing them to stay partially alert to breathe and watch for danger. It\u2019s called unihemispheric sleep \u2014 and it keeps them alive in a world where they can\u2019t breathe unconsciously.","inLanguage":"fr-FR"},"inLanguage":"fr-FR"},{"@type":"Question","@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575586372","position":6,"url":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575586372","name":"Les baleines chantent-elles vraiment ?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes! Humpback whales are primarily known for their complex songs, which can last for hours and travel vast distances underwater. These vocalizations may serve purposes like attracting mates or coordinating with other whales.","inLanguage":"fr-FR"},"inLanguage":"fr-FR"},{"@type":"Question","@id":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575604270","position":7,"url":"https:\/\/staging.futurismo.pt\/it\/blog\/le-balene-sono-mammiferi\/#faq-question-1752575604270","name":"Quel est le fait le plus \u00e9trange sur les baleines ?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<a href=\"https:\/\/www.futurismo.pt\/blog\/are-whales-mammals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Whales<\/a> have belly buttons, get sunburned, and grow layers of earwax that reveal their age \u2014 like tree rings. Oh, and some species can release huge underwater farts. Nature has range!","inLanguage":"fr-FR"},"inLanguage":"fr-FR"}]}},"_links":{"self":[{"href":"https:\/\/staging.futurismo.pt\/fr\/wp-json\/wp\/v2\/posts\/40206","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/staging.futurismo.pt\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/staging.futurismo.pt\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/staging.futurismo.pt\/fr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/staging.futurismo.pt\/fr\/wp-json\/wp\/v2\/comments?post=40206"}],"version-history":[{"count":2,"href":"https:\/\/staging.futurismo.pt\/fr\/wp-json\/wp\/v2\/posts\/40206\/revisions"}],"predecessor-version":[{"id":44046,"href":"https:\/\/staging.futurismo.pt\/fr\/wp-json\/wp\/v2\/posts\/40206\/revisions\/44046"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/staging.futurismo.pt\/fr\/wp-json\/wp\/v2\/media\/36323"}],"wp:attachment":[{"href":"https:\/\/staging.futurismo.pt\/fr\/wp-json\/wp\/v2\/media?parent=40206"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/staging.futurismo.pt\/fr\/wp-json\/wp\/v2\/categories?post=40206"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/staging.futurismo.pt\/fr\/wp-json\/wp\/v2\/tags?post=40206"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}