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 ...

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 + ...