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cetacean    音标拼音: [sɪt'eʃən] [sit'eʃən]
a. 鲸类的,鲸鱼的
n. 鲸类动物,鲸鱼

鲸类的,鲸鱼的鲸类动物,鲸鱼

cetacean
adj 1: of or relating to whales and dolphins etc [synonym:
{cetacean}, {cetaceous}]
n 1: large aquatic carnivorous mammal with fin-like forelimbs no
hind limbs, including: whales; dolphins; porpoises;
narwhals [synonym: {cetacean}, {cetacean mammal}, {blower}]

Cetacean \Ce*ta"cean\, n. (Zool.)
One of the Cetacea.
[1913 Webster]


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  • Cetacean - Wikipedia
    Key characteristics of cetaceans are their fully aquatic life cycle, streamlined, fish-like body shape, the need to periodically surface and breathe air, and exclusively carnivorous diet Some cetaceans — the toothed whales — are capable of echolocation
  • Cetacean | Life Span, Evolution, Characteristics | Britannica
    cetacean, (order Cetacea), any member of an entirely aquatic group of mammals commonly known as whales, dolphins, and porpoises The ancient Greeks recognized that cetaceans breathe air, give birth to live young, produce milk, and have hair —all features of mammals
  • CETACEAN Definition Meaning - Merriam-Webster
    cetacean noun si-ˈtā-shən : any of an order of aquatic mammals (as a whale, dolphin, or porpoise) cetacean adjective
  • List of cetaceans - Wikipedia
    Cetacea is an infraorder that comprises the 94 species of whales, dolphins, and porpoises It is divided into toothed whales (Odontoceti) and baleen whales (Mysticeti), which diverged from each other in the Eocene some 50 million years ago (mya)
  • Cetacean - Marine Mammals, Aquatic Adaptations, Conservation | Britannica
    Cetacean - Marine Mammals, Aquatic Adaptations, Conservation: Cetaceans are carnivorous aquatic mammals distributed in all oceans and some river systems All are social to some extent, and many exhibit epimeletic behavior
  • Cetaceans - The Marine Mammal Center
    Marine mammals in the cetacean family include whales, dolphins and porpoises These animals are completely aquatic, meaning they spend all of their time in the ocean and cannot survive on land
  • What is a cetacean? - Whale Dolphin Conservation USA
    Cetacean is the collective noun used to describe all 90 species of whales, dolphins and porpoises The word cetacean has its origins in Latin (Cetus) referring to a large sea creature and Greek (Ketos) meaning whale or sea monster
  • Cetaceans
    Although hunting and other human activities have endangered most cetacean species, the outlook for many is improving Whales are highly specialized for life in the water Most species are marine, but dolphin species are found in the Yangtze, Amazon, Paraná, Indus and Ganges Rivers
  • CETACEAN | English meaning - Cambridge Dictionary
    If it was a cetacean, it exceeded in bulk any whale previously classified by science Old legends even claim that these cetaceans led fishermen to within a mere seven leagues of the North Pole
  • Cetacean - New World Encyclopedia
    Of the four groups of marine mammals— pinnipeds (walruses, sea lions, eared seals, fur seals, and true seals), sirenians (manatees and dugongs), and sea otters are the others—the cetanceans are the most fully adapted to aquatic life They have an exclusively aquatic life cycle from birth until death





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