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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
- 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
- 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
- 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,
- Orca - National Wildlife Federation
As they move up the chain from invertebrate to fish to orca, these pollutants become concentrated Recent studies have found that orcas are among the most contaminated marine mammals in the world, making them more susceptible to disease and likely causing reproductive difficulties
- 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"
- 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
- 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
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