Dramatic footage shows several killer whales circling and feeding on a blue shark off Baja California Sur, Mexico. Wildlife videographer Evans Baudin filmed the orcas taking turns with the carcass, a ...

On March 6, three orcas showed up in Canada’s Vancouver Harbour, later heading south to Seattle, Tacoma and Olympia, that ...

On Oct. 24, 1931, William Fey cruised the Columbia Slough and found Oswald, the orca, floating. The frolicking orca called Ethelbert by Oregonians and Oswald by Washingtonians was harpooned by Edward ...

Researchers suggest that predation by a subspecies called Bigg's orcas might explain why members of another one, called ...