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

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

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

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 ...

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

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

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

A killer whale (orca) appears to offer its prey to a human. Killer whales appear to be inviting humans for lunch, a new study ...

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

A new study reveals killer whales fashion kelp into tools and use them to groom each other, a possible first for marine ...

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