In 2022, a Russian whale researcher made a remarkable discovery on Bering Island off Russia's Pacific coast: a severed killer ...

Scientists found evidence that killer whales may hunt and eat other killer whales, revealing new insights into how ...

A long-term study shows southern Alaska killer whales switch between salmon species and also eat groundfish as seasons and locations change.

A long-term study using DNA from whale scat has revealed surprising complexity in the diets of southern Alaska’s fish-eating killer whales.

Killer whales in aquariums regularly eat ice cubes, even though ice provides no calories or nutrients. It's a curious practice that has generated many questions because wild orcas never encounter ice ...

KILLER whales have broken into an all out cannibalistic civil war, scientists believe. Biologists have warned of an all-out ...

We could all use a buddy to help us track down dinner from time to time. Sarah Fortune, a marine ecologist at Dalhousie University in Nova Scotia, and her colleagues used drones and camera-equipped ...