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

Detached orca fins scored with distinctive tooth marks suggest that killer whale cannibalism is happening — and it might ...

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

Researchers come 'eye-to-eye with a killer whale' during their Antarctic expedition.

A pygmy sperm whale was attacked by a pod of orcas off the coast of Madeira. Orcas preying on marine mammals are rarely seen in the region. Camila Dávila Pardo/ Blue Safari Madeira As the whale ...

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 ...

NEWPORT BEACH, Calif. — A rare sighting of a pod of orcas off the coast of Orange County had whale watchers and marine experts buzzing last Thursday. For passengers on whale-watching boats that day, ...

Rare J Pod sighting draws attention as endangered orcas pass Tacoma with calf Orca Network confirms early migration linked to salmon availability in region Officials urge minimal boat noise to avoid ...

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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. A pod of killer whales made an unexpected ...