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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 distinct pigmentation; being mostly black on top, white on the bottom and having recognizable white eye patches A cosmopolitan species, it inhabits a wide range of marine environments, from Arctic to
  • Home | ORCA
    Digital ORCA Cards Android users, your phone or Wear OS watch can be your fare Learn how to add an ORCA card to your Google Wallet or transfer an existing card here
  • Killer Whale - NOAA Fisheries
    The killer whale is the largest member of the dolphin family The population of Southern Resident killer whales in the Pacific Northwest is one of the most critically endangered marine mammals Learn about our work to protect and conserve killer whales
  • Killer whale | Definition Facts | Britannica
    More than 20 species names have been applied to the killer whale, but a consensus now recognizes only O orca Killer whales were formerly referred to as grampuses, but that term is now a synonym for Risso’s dolphin
  • Orca | National Geographic Kids
    Knocked into the sea, the seal becomes a meal for one of the ocean's top predators—the huge orca, or killer whale Orcas hunt everything from fish to walruses, seals, sea lions, penguins,
  • 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 Different kinds of orcas are called "ecotypes"
  • Learn About Orcas – OrcaLab
    They are known as Orcas, Killer Whales or – off the west coast of North America – Blackfish They are found in all of the world’s major oceans, covering all latitudes, and inhabit both coastal waters and open oceans Each population of orcas, while similar in appearance, has vastly different habits
  • Orca (Orcinus orca) | U. S. Fish Wildlife Service
    Calves at birth weigh about 180 kg and are about 2 4 m long (8 ft) The Killer Whale's large size and strength make them the fastest marine mammals, often reaching speeds in excess of 56 km h (35mph) Explore the information available for this taxon's timeline
  • Orcas (Killer Whales) | MarineBio Conservation Society
    Orcas inhabit all oceans of the world but are most numerous in the Arctic, the Antarctic and areas in nutrient-rich cold water upwellings They have been sighted along the shores of Washington, Oregon, California, Baja California, and along the eastern coast of the United States
  • Who are the ‘mystery orcas’ swimming around the Northwest?
    The mystery orcas are back in the Puget Sound For the last few weeks, a pod of unfamiliar orcas has been coming and going from the waters around Seattle and British Columbia, delighting whale





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