
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 …
Facts about orcas (killer whales) - Whale & Dolphin Conservation USA
Orcas (also known as killer whales) are marine mammals. They belong to the sub-order of toothed whales (known as odontocetes) but are also the largest member of the dolphin family.
Orcas (Killer whales) | National Geographic
What are orcas? Orcas, or killer whales, are the largest of the dolphins and one of the world's most powerful predators. They're immediately recognizable by their distinctive black-and-white...
Killer Whale - NOAA Fisheries
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 …
Killer whale | Definition & Facts | Britannica
Jan 2, 2026 · Orcas are called killer whales because of their reputation as powerful predators in the marine world. The name comes from ancient sailors who watched orcas hunting large marine animals.
Orca - National Wildlife Federation
Even though orcas can see above and below water, it is their hearing and echolocation abilities that help them locate objects in the water. By emitting clicks and listening for echoes, orcas are able to …
Orcas: Facts about killer whales - Live Science
Jan 28, 2025 · 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 …
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.
Orca 101 | Southern Resident Orca Recovery
Learn information about where orcas live, what they eat, their history, and why they are important to the state, tribes, and the environment.
Orca - Ocean Conservancy
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 …