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 ...

O rcas are easily recognized by their jet-black bodies punctuated with striking white markings, most notably the “eye patch” ...

"Orcas often share food with each other—it's a prosocial activity and a way that they build relationships with each other.

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

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

This week on Break It Down: feast your eyes on the stunning first images from the world’s largest digital camera, capturing millions of galaxies and thousands of new asteroids. Why killer whales are ...

Haight listed several popular viewpoints in Pierce County for seeing the whales: ...

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

To start a kelp-based grooming session, an orca places the bull kelp stipe on its face and nuzzles against another killer ...

Are orcas coordinating attacks on boats? 06:06 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 ...