Ask anyone who’s had encounters with killer whales, and they will tell you just how smart they are. Orcas are incredibly intelligent creatures, capable of complex hunting strategies. They also engage ...

Getting close to a stingray is risky, even for an accomplished predator such as an orca. They are not called stingrays for ...

A killer whale was filmed delivering a high-speed strike to a giant ocean sunfish during a rare underwater hunt in Baja ...

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

Two mass strandings involving hundreds of dolphins in Argentina probably happened because the pods were being hunted by orcas ...

Blue whale calves enter the world already the size of a bus, yet they still face danger. A hungry killer whale sees a slow, ...

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

A group of orcas swims together in the North Atlantic near Norway. The whales stay close as they move through the ocean. Orcas depend on strong family bonds for hunting and survival.

Word and photos of Vancouver’s mystery orcas reached marine biologist Emma Luck in Alaska. A year earlier, she had been ...

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

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

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