Researchers say an endangered killer whale that drew international attention as she carried her dead calf on her head for more than two weeks is finally back to feeding and frolicking with her pod.

From sinking boats and feasting on shark livers to dining on whale tongue and tossing porpoises around for fun, orcas are ...

Orcas in the Gulf of California appear to have gained special skills to hunt and kill the world’s largest fish, according to a new study. Whale sharks, which grow up to 18m long, are known to feed in ...

Tourists were treated to a stunning performance by an orca while on a boat trip around the Galapagos Islands in Ecuador. But what made this encounter so incredible was that the orca tossed a turtle ...

It was an overcast day off the coast of Morro Bay when one group of whale watchers spotted a surprising sight: a group of about a half-dozen killer whales having a grisly feast. The orcas were likely ...

Dead salmon hats for fall? Groundbreaking. In the summer of 1987, orcas from the Pacific Northwest’s “southern resident” population started doing something that fascinated and perplexed human ...

In a wild turn of events, a Norwegian free diver, Timo Dersch, was caught by surprise by a massive humpback whale while diving with a pod of Orcas. For an experienced free diver and photographer + ...