Last Friday a group of killer whales swam into Grays Harbor, reportedly going at least as far as under the Chehalis River ...

While popular culture abuses our fear of sharks, orcas are actually the world’s top marine predators and they roam every ocean. Despite being commonly known as “killer whales,” they’re a ...

It is one of just a handful of documented killer whale attacks on a blue whale anywhere in the world. Not many animals can take down a blue whale, but orcas have shown they can in a savage display.

Morgan, a captive orca, has given birth for the second time and now face a lifetime in a aquatic tank, performing for ...

A gang of more than 60 orcas brutally attacked and killed a 59-foot-long (18 meters) pygmy blue whale, leaving a nearby whalewatching tour shocked, new video footage shows. The dramatic incident ...

"We witnessed an incredible and rare event yesterday as multiple pods of orcas successfully hunted a blue whale in Bremer Canyon," Naturaliste Charters representatives said in the caption of a ...

Orcas are known to stalk and feed on gray whale calves off Southern California, and in one instance, a pod of killer whales attacked an adult gray whale, though the gray whale survived “bloodied ...

A pair of orcas terrorizing white sharks off the coast of South Africa may have captured the popular imagination, but their ...

A new baby orca was also recently spotted in the waves of the Salish Sea among the Bigg's killer whale population. The ...

The Washington-based centre says in a Facebook post that biologist Mark Malleson encountered J-pod, part of the larger population of southern resident killer whales, as the orcas swam past Victoria ...