Experts speculate that orcas may be playing when they ram boats so hard they sink—a phenomenon that’s mostly been documented in this region.

SEATTLE — The endangered killer whales of the Pacific Northwest live very different lives from orcas in captivity. They swim up to 100 miles (161 kilometers) a day in pursuit of salmon, instead of ...

Spanish authorities have issued a warning to mariners off the coast of Galicia after Iberian orcas rammed two vessels in quick succession on August 30, causing damage that required officials to rescue ...

A terrifying encounter with killer whales off the coast of Portugal left a yacht damaged and a tourist boat sunk on Saturday (September 13). The 'Nova Vida,' a 57-foot yacht, was attacked by a pod of ...

In the study, researchers from Canada, New Zealand and Mexico reported on 34 interactions spanning two decades in which orcas in the wild attempted to offer food to humans. The incidents took place in ...

Killer whales were seen “kissing” for the first time in the wild, according to a new study. The intimate behavior was recorded by snorkelers in Norway. Photo from Stephen Walker, UnSplash For the ...

Like a proud cat leaving a bird on its owner's doorstep, orcas—also called killer whales—may sometimes offer to share their prey with humans, according to research published in the Journal of ...