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

These events, recorded in four different oceans, involved orcas approaching people on boats, in the water, and even standing ...

Orcas, better known as killer whales, sit atop the aquatic food chain as one of the most lethal apex predators on Earth.

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

These incidents, documented across four different oceans, saw orcas approaching humans on boats, in the water, and even standing on shore, offering a variety of items such as fish, mammals, birds, ...

Two killer whales have been caught "kissing" on camera in a fiord in northern Norway. A group of ...

Killer whales have been documented offering food provisions to humans swimming near them or in nearby boats. Learn more about ...

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

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

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

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

Like a proud cat leaving a bird on its owner's doorstep, orcas—also called killer whales—may sometimes offer to share their ...