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Orca    音标拼音: ['ɔrkə]
orca
n 1: predatory black-and-white toothed whale with large dorsal
fin; common in cold seas [synonym: {killer whale}, {killer},
{orca}, {grampus}, {sea wolf}, {Orcinus orca}]

Orca \Or"ca\ ([^o]r"k[.a]), prop. n.
The {killer whale} ({Orcinus orca}).
[PJC]

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  • Orca - Wikipedia
    The orca (Orcinus orca), or killer whale, is a toothed whale and the largest member of the oceanic dolphin family The only extant species in the genus Orcinus , it is recognizable by its black-and-white-patterned body
  • Killer whale | Definition Facts | Britannica
    Killer whales are sometimes assigned to one or another subfamily of the Delphinidae: Orcininae (killer whales and kin) or Globicephalinae (pilot whales and kin) More than 20 species names have been applied to the killer whale, but a consensus now recognizes only O orca
  • Killer Whale - NOAA Fisheries
    Scientific studies have revealed many different populations with several distinct ecotypes (or forms) of killer whales worldwide—some of which may be different species or subspecies They are one of the most recognizable marine mammals, with their distinctive black and white bodies
  • Facts about orcas (killer whales) - Whale Dolphin Conservation USA
    A wild orca pod can cover over 99 miles (160 kilometers) a day, foraging and socializing They were give the name "killer whale" by ancient sailors who saw them preying on large whales Orcas are still hunted in some countries, such as Greenland
  • Orcas (Killer whales) | National Geographic
    Orcas are highly intelligent, social mammals that have long been a part of marine park entertainment, performing shows for audiences However, it's become increasingly clear that orcas do not
  • Orcas: Facts about killer whales - Live Science
    Orcas are often called killer whales, even though they almost never attack humans They live in every ocean around the world, from the warm waters near the equator to the icy depths around the
  • Orca - National Wildlife Federation
    Learn facts about the orca’s habitat, diet, life history, and more
  • Killer whale - IWC
    Killer whales, also known as orcas, are an iconic species, long revered by various aboriginal cultures and frequently the stars of animal performances at marine parks The species has recently made even more famous by films like “Blackfish” and “Free Willy”
  • Killer Whale (Orca) Facts - Ocean Conservation Society
    Learn facts about killer whales (orca), including their size, diet and conservation status, plus insights gained during our 25 years of marine mammal research
  • Orca - Oceana
    Orcas get their nickname “killer whales” from their reputation of being ferocious predators, exhibiting almost hateful behaviors when toying with their prey Interestingly, however, killer whales are actually very large dolphins, reaching lengths of 33 feet (10 m) and weights of at least 10 metric tones (22,000 pounds)





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