While well-documented in the Northern Hemisphere and Antarctica, much less is known about killer whales (Orcinus orca) in ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review ...

Dubbed "allokelping," it might be a unique cultural phenomenon that's as endangered as the orca population itself ...

Scientists documented 34 remarkable cases of wild killer whales trying to give food to humans across four oceans over 20 ...

A white whale calf swimming with its mother off Australia created a memorable moment, while a pod of rare Baird’s beaked ...

The apex predators have offered up fish, birds, turtles and whales to humans around the world, according to the study.

To start a kelp-based grooming session, an orca places the bull kelp stipe on its face and nuzzles against another killer ...

Two killer whales scrubbing kelp between their backs, also known as “allokelping.” Credit: Center for Whale Research, NMFS NOAA Permit 27038 Lots of animals use tools to get their food, but ...

Orcas were spotted using kelp as a grooming tool on each other, the first known use of tools among cetaceans for something ...