A surprising new study now shows that orcas have a softer, possibly even romantic, side as they are caught kissing on film ...

In what is being described as social and grooming behavior, Southern Resident orcas are using kelp to massage one another.

Wild orcas across four continents have repeatedly floated fish and other prey to astonished swimmers and boaters, hinting that the ocean’s top predator likes to make friends. Researchers cataloged 34 ...

In a groundbreaking behavioral study, wild orcas—apex predators revered for their intelligence—have been observed voluntarily ...

When behavioural ecologist Michael Weiss spotted a Salish Sea orca holding a green object in its mouth, he chalked it up to ...

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

The Oregon Department of Fish and Wildlife is developing a plan to protect Southern Resident orcas, which were added to the ...

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

Orcas often share food with each other—it’s a prosocial activity and a way that they build relationships with each other,” ...

Orcas, also known as killer whales, are among the most intelligent and social of marine mammals. They live in tight-knit pods ...

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

Researchers have documented orcas seemingly gifting rays, seals and fish to scientists and divers, which could suggest they ...