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

Discover how human whalers and killer whales teamed up to hunt on the Australian coast in what is known as the Law of the Tongue.

Two severed fins bearing the tooth marks of other killer whales have raised a troubling question: are some orcas hunting ...

It’s long been thought that the Southern Resident orcas that live in our region have no predators, but a new article in Live Science suggests that non-resident orcas, or Bigg’s orcas, might be eating ...

Proposed changes to the federal Marine Mammal Regulations would increase the distance boats are allowed to approach southern resident killer whales from 200 metres to 1,000 metres.

Fish-eating killer whales in southern Alaska have a diverse, seasonally changing diet featuring salmon and groundfish, ...

Orcas appear in Vancouver Harbour from time to time and often delight residents who catch a glimpse of them. But marine experts say three whales spotted there last week are unlike any previously ...

New Canadian-led research into northern resident killer whales suggests even when food is plentiful, orca moms struggle to ...

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

Learn about the fatal encounters between two groups of killer whales, bringing the idea of whale cannibalism into question.

, March 10 -- Scientists have found possible evidence suggesting that some killer whales may hunt and eat their own species in waters near Russia.