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 …

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.

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...

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 …

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 …

Nov 19, 2025 · 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 …

Discover more about orcas aka killer whales, How big orcas are and what an orca eats along with the issues and threats they are facing and how you can help.

Killer Whale defined and explained with descriptions. Killer Whale is a large, toothed whale. Also called "orcas," they are very intelligent predators.

Nov 14, 2025 · Dramatic video captures seal escaping orca hunt by leaping onto photographer's boat The orcas tried to knock the seal back into the water by creating waves to rock the boat.

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 …