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 …

Jan 19, 2026 · 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 …

Aug 18, 2025 · 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 …

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,...

Learn facts about the orca’s habitat, diet, life history, and more.

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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 …

1 day ago · Orca Network's Whale Sighting Network involves citizens in helping researchers track the movement of whales, and encourages people to observe whales from their homes, businesses, …

Orcas are very easy to spot in the ocean—their iconic black and white coloring gives them away. Orcas are incredibly powerful hunters and eat fish, seals, sharks and more. People began calling orcas …

Meet the killer whale (orca) (Orcinus orca) including their appearance, diet, habitat, range, lifespan, facts, breeding and behavior.