Scientists believe that the kissing-like behavior likely reinforces "social bonds" between the animals Scientists have recorded the wild orcas engaging in "tongue-nibbling" — a social behavior similar ...

The Russian government takes action weeks after video footage showed the animals languishing in freezing waters.

Despite their reputation as 'killer' whales, orcas are known to lend a helping fin by sharing their food with humans. A recent study recorded and analyzed 34 instances of prey-sharing by orcas ...

From sinking boats and feasting on shark livers to dining on whale tongue and tossing porpoises around for fun, orcas are ...

Off the Pacific coast of Canada, scientists have captured something that challenges long‑held assumptions about life in the ...

SEATTLE -- Wild orcas on more than 30 occasions in four oceans have attempted to share their prey with people, potentially to develop relationships with humans, researchers have found. In each of the ...

SEATTLE — The endangered killer whales of the Pacific Northwest live very different lives from orcas in captivity. They swim up to 100 miles (161 kilometers) a day in pursuit of salmon, instead of ...

Krisztina Balotay, a wildlife photographer with Orca Channel, captured photos of the amazing event The Norwegian Orca Survey noted that Balotay's photos are some of the first-ever of a killer whale ...

Katina, the orca, has passed away. She was a wild-born orca who lived in captivity for decades, succumbing to an illness at ...

The 50-year-old orca had been at SeaWorld Orlando for 40 years and was one of just five killer whales at the park.