Drone footage has captured killer whales breaking off stalks of kelp and rubbing the pieces on other orcas, a rare case of tool use in marine animals ...

To start a kelp-based grooming session, an orca places the bull kelp stipe on its face and nuzzles against another killer ...

Southern resident orcas are using kelp tools to groom each other. The fact our local orcas do this grooming together, as a social behavior, is a big deal. Dr. Michael Weiss from the Center for Whale ...

Dubbed "allokelping," it might be a unique cultural phenomenon that's as endangered as the orca population itself ...

The footage conveyed a surprising trend: Dozens of orcas across all pods and age groups were using kelp to groom each other. While orcas have been known to drape kelp over their own bodies, this ...

A study published in the journal Current Biology describes a new example of tool use by a critically endangered population of ...

Orcas in the North Pacific have been seen "massaging" each other - rubbing pieces of kelp between their bodies. Using drones, researchers filmed the animals selecting and biting off the kelp, then ...

Video, photos capture whales grooming themselves, and each other with kelp This is the first known case of wild marine mammals making tools out of objects in their environment, according to The ...

Because the orcas are using the kelp collaboratively to massage each other, the behaviour has been named "allokelping" — allo being a term used in biology to signal "different" or "other".

Orcas off the west coast of North America are grooming each other with kelp, in a rare sighting of marine mammals manufacturing and using tools. For several years, scientists have been keenly ...

Orcas in the North Pacific have been seen "massaging" each other - rubbing pieces of kelp between their bodies. Using drones, researchers filmed the animals selecting and biting off the kelp, then ...