KILLER whales have been spotted giving gifts to humans in “extremely unusual” behaviour, baffled scientists say. Dozens of ...

Orcas, often referred to as "killer whales," have earned their intimidating nickname for a reason. These magnificent ...

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

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

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

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

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

The encounter, observed by snorkelers in Norway, "involved repeated episodes of gentle, face-to-face oral contact." ...

A study published in the journal Current Biology describes a new example of tool use by a critically endangered population of ...

Southern resident killer whales have been caught on drone video crafting kelp tools to groom one another—an unprecedented ...

Killer whales have been seen detaching lengths of seaweed and using them to massage each other—the first evidence of ...