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

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

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

Detached orca fins scored with distinctive tooth marks suggest that killer whale cannibalism is happening — and it might ...

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

It's long been thought that the Southern Resident orcas that live in our region have no predators, but Bigg's orcas might be ...

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

He helped fight to free the whales known as the Budd Inlet Six. It was the last time orcas were captured in United States ...

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

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

The discovery came as a surprise, because the two species usually prefer to avoid each other and keep a safe distance.

Captured off the coast of San Diego, the astonishing video pictured above captures the moment that a dolphin is punched on the chin by a killer whale. The dolphin rises above the surface, but the orca ...