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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
  • Map shows where orcas are attacking and sinking boats
    Orcas, also called killer whales, are actually the largest member of the dolphin family Dolphins in turn are a type of toothed whale, a group that includes porpoises, beaked whales and sperm
  • Orcas: Our Shared Future | Natural History Museum
    Come face-to-face with a breathtaking, life-size orca family featuring a male, a female, and a calf Explore more than 125 extraordinary artifacts, from replica fossils and rare specimens to culturally significant orca objects and original Indigenous artwork of the North American West Coast
  • 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
  • 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
  • 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
  • Killer Whale (Orca): Orcinus orca Facts and ID Guide
    The killer whale, also known as the orca, is one of the ocean’s most recognizable predators This fearsome marine mammal is the largest member of the oceanic dolphin family (Delphinidae) – and therefore closely related to the somewhat less intimidating bottlenose dolphin The killer whale has the scientific name Orcinus orca and belongs to the mammalian infraorder Cetacea, which contains
  • Orca Behavior Institute
    The Orca Behavior Institute is a non-profit whale research organization based on San Juan Island, Washington Founded in 2015, OBI was created by a small group of passionate community scientists
  • Orca - National Wildlife Federation
    Learn facts about the orca’s habitat, diet, life history, and more
  • 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"





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