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

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

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 ...

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

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 ...

A YouTube video from BioArk delves into the hunting and killing methods of orcas, specifically their approach to targeting moose. It may sound impossible when you think of a sea mammal hunting a land ...

Ask anyone who’s had encounters with killer whales, and they will tell you just how smart they are. Orcas are incredibly ...

Two Los Angeles-area boaters on Saturday spotted a juvenile gray whale that had recently been killed by orcas and was missing most of its head. Alisa Schulman-Janiger, director of the ACS-LA Gray ...

The waters near the Strait of Gibraltar, where the incident occurred, has seen an increase in orca attacks on boats since 2020 Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE ...