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The orca (Orcinus orca), or killer whale, is a toothed whale and the largest member of the oceanic dolphin family. It is the only extant species in the genus Orcinus and is recognizable by its black-and-white patterned body.
The saddle patches of transients are solid and uniformly grey (in contrast to the residents saddle patches that often have more black-coloring). [8] Transients roam widely along the coast; some individuals have been sighted in both southern Alaska and California. [20] Transients are also referred to as Bigg's orca in honour of cetologist ...
The genus Orcinus was published by Leopold Fitzinger in 1860, [4] its type species is the orca named by Linnaeus in 1758 as Delphinus orca.Taxonomic arrangements of delphinids published by workers before and after Fitzinger, such as John Edward Gray as Orca in 1846 and Orca (Gladiator) in 1870, are recognized as synonyms of Orcinus.
The false killer whale is black or dark gray; slightly lighter on the underside. It has a slender body with an elongated, tapered head and 44 teeth. The dorsal fin is sickle-shaped; and flippers are narrow, short, and pointed, with a distinctive bulge on the leading edge of the flipper (the side closest to the head). False killer whales are ...
Orca hunting a Weddell seal. The orca is known to prey on numerous other toothed whale species. One example is the false killer whale. [69] To subdue and kill whales, orcas continually ram them with their heads; this can sometimes kill bowhead whales, or severely injure them. Other times, they corral their prey before striking.
Henri de Blainville recognized the similar anatomy of the ... brown, or black tones. Limbs ... polar bears, and other cetaceans; in the latter is the orca, the top ...
Six species of dolphins have the word "whale" in their name, collectively known as blackfish: the orca, or killer whale, the melon-headed whale, the pygmy killer whale, the false killer whale, and the two species of pilot whales, all of which are classified under the family Delphinidae (oceanic dolphins). [6]
Black Fish whale (one or both species of the genus Globicephala, known today as the Pilot whale). Melville calls him the Hyena whale, based on its appearance, stating "the inner angles of his lips are curved upwards, he carries an everlasting Mephistophelian grin on his face". He states that the whale is found in all latitudes, and has a ...