An exceptionally rare sighting of two orcas, also known as killer whales, has been confirmed in Cornish waters ...

Researchers examining 20 years of data on orca sightings have discovered a worrying trend linked to the receding ice, ...

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

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

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

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

Animals can be a human’s best friend — or worst enemy. For every Free Willy, Old Yeller, Air Bud, or Beethoven, there are animal attack movies featuring everything from avian assaults (The Birds) and ...

Researchers have observed a population of orcas that cut and position kelp tools between their bodies to scrub each other’s ...

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

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 ...

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