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.

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 ...

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 ...

3/4/25 - SOUTHERN RESIDENT KILLER WHALES IN MONTEREY BAY!We had an absolutely amazing day with K Pod and likely others today (thank you to Center for Whale Research for help with the IDs, as well as ...

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 ...

Killer whales, including a male dubbed Moctezuma, have been spotted hunting whale sharks in coordinated attacks. Researchers think they may have gained special knowledge allowing them to hunt this way ...

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 + ...

In the cold coastal waters of the North Pacific, a rare alliance is challenging what scientists thought they knew about marine predators. Orcas and dolphins have been filmed coordinating their ...

In May, researchers captured orcas hunting whale sharks in unprecedented detail. Here, see the aftermath: An orca swims with shark carrion in its mouth. For the first time, scientists have captured ...