Swimming deep in the Pacific Ocean, a group of little-known killer whales that eat large sea mammals including grey whale calves has been found, researchers say. In a recently-published catalog, ...

PORTLAND, Ore. (KOIN) — Two different populations of killer whales that live in the North Pacific are now thought to be different species, a new study published by the Royal Society shows. Phil Morin, ...

Thar she blows! Scientists say moisture from the endangered right whales blowholes yields important health info that could ...