As scientists scramble to learn more about them, questions abound over what drove these mystery orcas into the Salish Sea, ...

WARNING, GRAPHIC CONTENT: The footage shows several orcas taking turns with the carcass, highlighting their cooperative ...

"We are witnessing an evolutionary process." Scientists discovery cause behind recent killer whale attacks: 'They should be ...

Blue whale calves enter the world already the size of a bus, yet they still face danger. A hungry killer whale sees a slow, ...

Two groups of killer whales are engaging in a terrifying, bloody cannibalistic war beneath the ocean’s surface, where gangs ...

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

Ask anyone who’s had encounters with killer whales, and they will tell you just how smart they are. Orcas are incredibly ...

Add Yahoo as a preferred source to see more of our stories on Google. A video has gone viral on TikTok that makes it appear like an Orca trainer named "Jessica Radcliffe" was killed by a whale.

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

SEATTLE — A new J-Pod orca calf was spotted last week in the Puget Sound, less than two weeks after a mother carried her dead baby near the San Juan Islands. In a Facebook post, the Orca Behavior ...