Beluga

Beluga, also called 'white whale', is a small white-toothed whale. It lives in herds mainly in Arctic coastal waters. It is related to the narwhal whales. Its zoological name is Delphinapterus leucas, and it belongs to the family Monodontidae.

There is also a primitive fish called beluga. It is a very large sturgeon. It is found in the inland seas and associated rivers of central Eurasia. Its zoological name is Huso huso, and its belongs to the family Acipenseridae. From this beluga sturgeon, the beluga caviar is obtained, which is also simply called beluga in short.