A whale (Balaenoptera musculus), blue in color and the largest known living animal.

A sea mammal related to dolphins and porpoises (Orcinus orca).

A species of baleen whale (Megaptera novaeangliae).

A whale (Physeter catodon, syn. Physeter macrocephalus), the largest of the toothed whales. / Any whale in the superfamily Physeteroidea, which also includes the small whales of genus Kogia.

A very large spotted shark, Rhincodon typus, of warm marine waters, similar to a whale, that feeds by filtering plankton from the water.

either of two baleen whales, Balaenoptera acutorostrata and Balaenoptera bonaerensis found in coastal waters

Any of certain baleen whales of the family Balaenidae, in the genera Eubalaena (three species) and Balaena (one species, the bowhead whale, also called the Greenland right whale).

Used other than figuratively or idiomatically: The tail of a whale. / (slang) An unintentional display of a thong above the waistband of trousers etc. / A kind of automotive spoiler.

Any of several large whales, of the suborder Mysticeti, that have plates of whalebone instead of teeth

A whale of the rorqual family (Balaenoptera physalus).