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.

The incredible glacial landscape of seward ak with an orca whale - TheDoctaCanShoot/Shutterstock Orcas, sometimes known by the intimidating nickname of "killer whales ...

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 ...

Killer whales were seen “kissing” for the first time in the wild, according to a new study. The intimate behavior was recorded by snorkelers in Norway. Photo from Stephen Walker, UnSplash For the ...

SEATTLE - On Wednesday, Dawn Brancheau, a veteran SeaWorld trainer, was killed during a live performance when a 12,000-pound Orca reached up, grabbed her ponytail in its mouth and dragged her ...

Off the Pacific coast of Canada, scientists have captured something that challenges long‑held assumptions about life in the sea: killer whales and dolphins moving in sync as they pursue the same prey.

The turquoise waters off the coast of Oman have long been a magnet for those seeking the gentle ballet of dolphins or the ...

A pod of orcas swam close to shore and amazed onlookers in Seattle by treating the whale watchers to the rare sight of the apex predators hunting a bird. And the unusual spectacle was all caught on ...

Orcas, sometimes known by the intimidating nickname of "killer whales," are incredible marine mammals, beloved for their sleek bodies and striking white markings that look almost like goggles. Despite ...