Whale sharks are gentle, filter-feeding giants, but orcas in Mexican waters were documented attacking the animals and devouring their livers. By Jason Bittel Off Baja California in Mexico, a killer ...

Killer whales are known for their intelligence and power, even an inclination to sink yachts. Now, research is showing how they take down prey that few other animals can. Orcas in Mexico's Gulf of ...

An orca was seen balancing a salmon on its head in coastal waters in Washington state. Orcas were previously observed doing the same thing in the 1980s. It’s not clear what the behavior means.