Hunting killer whales always eat the animals they kill, typically leaving behind only a few low-energy parts, such as fins. "Also, if it was just aggression, they wouldn't bother to tear off the fin," ...

A pod of Pacific white-sided dolphins off the coast of British Columbia have been observed cooperating with orcas, a traditional enemy that’s better known for taking out great white sharks than ...

Researchers have observed dolphins and killer whales hunting together for the first time as part of a new study released on Thursday, Dec. 11. The top predators joined forces to feast on salmon off ...

Only two places in the world allow tourists to enter the water with the ocean’s apex predator. But the safety of both species ...