Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review spanning two decades has revealed a little-known, yet intriguing behavior.

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 ...

New Canadian-led research into northern resident killer whales suggests even when food is plentiful, orca moms struggle to ...

Orcas, also known as killer whales, are among the most well-studied marine mammals, captivating the public and scientists alike with their intelligence, strong social bonds and complex behaviors.

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