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.

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

Rubbing against algae to slough off dead skin has been observed in other cetaceans, but never before with what can truly be ...

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