On March 6, three orcas showed up in Canada’s Vancouver Harbour, later heading south to Seattle, Tacoma and Olympia, that ...

Two groups of killer whales are engaging in a terrifying, bloody cannibalistic war beneath the ocean’s surface, where gangs ...

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

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

A study in 2018 revealed that some orcas are able to imitate human speech, mirroring words such as 'Amy', 'Hello' and 'Bye ...

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

In 2022, a Russian whale researcher made a remarkable discovery on Bering Island off Russia's Pacific coast: a severed killer whale fin marked with the teeth of another killer whale. In 2024, it ...

In August 2022, a large, bloody fin covered in orca tooth marks washed up on a beach on Bering Island in eastern Russia. The same thing happened again a little more than a mile away in July 2024.

Washington State now requires boats to stay 1,000 yards from Southern Resident killer whales, a rule effective in early 2025.

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