In a baffling show of generosity, killer whales across the globe are giving fish to humans—and scientists are racing to ...

While well-documented in the Northern Hemisphere and Antarctica, much less is known about killer whales (Orcinus orca) in ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review ...

Researchers have identified a fascinating behavior in killer whales, aka orcas: they sometimes offer to share their prey with ...

Scientists documented 34 remarkable cases of wild killer whales trying to give food to humans across four oceans over 20 ...

The whales use quick body movements to tear pieces of bull kelp for use as tools, perhaps the first known toolmaking by a marine mammal.

Dubbed "allokelping," it might be a unique cultural phenomenon that's as endangered as the orca population itself ...

Wild orcas across four continents have repeatedly floated fish and other prey to astonished swimmers and boaters, hinting ...

Southern resident killer whales have been caught on drone video crafting kelp tools to groom one another—an unprecedented behavior among marine mammals. This suggests a deeper social and ...

Killer whales have been caught on video breaking off pieces of seaweed to rub and groom each other, scientists announced Monday, in what they said is the first evidence of marine mammals making ...

The behavior could be the first-ever documented accounts of wild predators offering their food to people. In a nutshell Wild killer whales have been documented offering food to humans 34 times ...