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

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

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

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

For more than five years, killer whales have been ramming – and in some cases sinking – expensive yachts, sailboats and fishing boats in the crystalline waters off the coasts of Spain, Portugal, ...

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 ...

When three killer whales struck the Lady L, Heath Samples thought a tanker had collided with his yacht, as everyone on board was knocked off their feet. After the orcas repeatedly buffeted the yacht, ...

Researchers have observed dolphins and killer whales hunting together for the first time as part of a new study released on Thursday, Dec. 11. The top predators joined forces to feast on salmon off ...

Killer whales and dolphins have been working together to hunt salmon in the northern Pacific Ocean, an unexpected finding that further reveals the complex social lives of marine mammals. Video cameras ...

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