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

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

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

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

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

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 ...

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

(NewsNation) — Orcas in the Gulf of California were spotted attacking great white sharks using a unique hunting strategy: A body slam and liver eating. Researchers caught the interactions on camera in ...

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

Killer whales have been caught on camera hunting down and eating great white sharks alive. A shark-hunting pod of orcas was seen flipping their rival apex predators upside-down to paralyze them - ...

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