Scientists have recorded the wild orcas engaging in "tongue-nibbling" — a social behavior similar to "making out" or French kissing — for the first time ever. Details on the documentation of this rare ...

Only two places in the world allow tourists to enter the water with the ocean’s apex predator. But the safety of both species ...

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 ...

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 ...

In Arctic Norway, swimming with wild orcas is a cold, often unnerving experience — yet, for some, it offers surprising ...

Add Yahoo as a preferred source to see more of our stories on Google. Wild orcas occasionally approach humans and offer us food, according to a new study — but scientists aren't sure why. Researchers ...

Like a proud cat leaving a bird on its owner's doorstep, orcas—also called killer whales—may sometimes offer to share their prey with humans, according to research published in the Journal of ...

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 ...

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 ...