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

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

Researchers suggest that predation by a subspecies called Bigg's orcas might explain why members of another one, called ...

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

Orcas don’t have any natural predators, so how did this happen? The tooth marks, it turned out, were distinctive – they were ...

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

Two groups of killer whales are engaging in a terrifying, bloody cannibalistic war beneath the ocean’s surface, where gangs of the colossal creatures are attacking and eating each other, scientists ...

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

In the North Pacific, orca fins with signs of cannibalism are washing up on a Russian beach. The findings suggest that killer whales occasionally participate in cannibalism, which might explain why ...

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.