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

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

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

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

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

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

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

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

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 ...

Is a long-dead whale buried on Livingston Mountain in east Clark County? The short answer is yes. The long answer involves a series of events that eventually became a dimly remembered local legend, ...

In 2021 and 2023, hundreds of dolphins were stranded in shallow waters in San Antonio Bay in northern Patagonia. Some died, ...

MSC Cruises partners with ORCA to advance Alaskan whale protection through marine research, crew training, and science-led cruise operations.