cetacea wikipedia - EAS
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See all on Wikipediahttps://en.wikipedia.org/wiki/CetaceaCetacea is an infraorder of aquatic mammals that includes whales, dolphins, and porpoises. Key characteristics are their fully aquatic lifestyle, streamlined body shape, often large size and exclusively carnivorous diet. They propel themselves through the water with powerful up-and-down movement of their … See more
The two parvorders, baleen whales (Mysticeti) and toothed whales (Odontoceti), are thought to have diverged around thirty-four million years ago.
Baleen whales have bristles made of keratin See more
Circulation
Cetaceans have powerful hearts. Blood oxygen is distributed effectively throughout the body. They are warm-blooded, i.e., they hold a nearly constant body temperature.
Respiration See moreSleep
Conscious breathing cetaceans sleep but cannot afford to be unconscious for long, because they may … See moreBrucellosis affects almost all mammals. It is distributed worldwide, while fishing and pollution have caused porpoise population density pockets, … See more
Cetacean bodies are generally similar to those of fish, which can be attributed to their lifestyle and the habitat conditions. Their body is well … See more
Range and habitat
Cetaceans are found in many aquatic habitats. While many marine species, such as the blue whale, the humpback whale and the See moreReproduction and brooding
Most cetaceans sexually mature at seven to 10 years. An exception to this is the La Plata dolphin, which is sexually mature at two years, but lives … See moreWikipedia text under CC-BY-SA license- https://es.wikipedia.org/wiki/Cetacea
Los cetáceos (Cetacea) son un infraorden de mamíferos placentarios completamente adaptados a la vida acuática. El nombre «cetáceo» deriva del griego κῆτος, kētos, que significa «ballena» o «monstruo marino» y fue acuñado por Aristóteles para referirse a los animales acuáticos dotados de respiración pulmonar. Presentan un cuerpo fusiforme, semejante al de los peces, que los h…
Wikipedia · Text under CC-BY-SA license- Filo: Chordata
- Subfilo: Vertebrata
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- https://fr.wikipedia.org/wiki/Cetacea
WebLes cétacés ou Cetacea forment un infra-ordre de mammifères aquatiques. Il existe, en 2020, 86 espèces. Seulement cinq espèces encore existantes sont dulçaquicoles. Ce …
- Embranchement: Chordata
- Sous-embr.: Vertebrata
- https://en.wikipedia.org/wiki/List_of_cetaceans
Web18 rows · Cetacea is an infraorder that comprises the 94 species of …
See all 18 rows on en.wikipedia.orgCOMMON NAME SCIENTIFIC NAME STATUS POPULATION Blue whale Balaenoptera musculus Linnaeus, 1758 EN IUCN 5,000-15,000 Bryde's whale Balaenoptera brydei Olsen, 1913 LC IUCN 90,000–100,000 Eden's whale [a] Balaenoptera edeni Anderson, 1879 LC IUCN Unknown Common minke whale Balaenoptera acutorostrata Lacépède, ... LC IUCN 200,000
- https://id.wikipedia.org/wiki/Cetacea
WebCetus adalah bahasa Latin dan digunakan dalam penamaan biologi yang berarti "paus"; pengertian awalnya, "binatang laut besar", lebih umum. Kata Cetacea berasal dari …
- https://en.wikipedia.org/wiki/Evolution_of_cetaceans
WebCetaceans are fully aquatic marine mammals belonging to the order Artiodactyla and branched off from other artiodactyls around 50 mya. Cetaceans are thought to have evolved during the Eocene (56-34 mya), …
- https://en.wikipedia.org/wiki/Portal:Cetaceans
WebCetacea ( / sɪˈteɪʃə /; from Latin cetus ' whale ', from Ancient Greek κῆτος ( kêtos) ' huge fish, sea monster ') is an infraorder of aquatic mammals that includes whales, dolphins, …
- https://chr.wikipedia.org/wiki/Cetacea
WebCetacea is a stub. You can help Wikipedia by expanding it: This page was last edited on 26 ᎫᏰᏉᏂ 2020, at 11:58. Text is available under the Creative Commons Attribution …
- https://en.wikipedia.org/wiki/Cetacean_stranding
WebCetacean stranding, commonly known as beaching, is a phenomenon in which whales and dolphins strand themselves on land, usually on a beach. Beached whales often die due to …
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