Any of one to three species (genus Globicephala , family Delphinidae) of toothed whale found in all oceans except the Arctic and Antarctic, also called caa'ing whale for a roaring sound it makes when stranded.
It is black, usually with a lighter splash on the throat and chest, and has a round, bulging forehead, a short beaklike snout, and slender, pointed flippers, and grows to 1320 ft (46 m) long. Pilot whales live in large schools, sometimes hundreds or thousands, feeding mainly on squid. They have been kept in oceanariums and trained to perform.