Killer whales, also known as orcas, are incredibly intelligent apex predators. As such, researchers have been observing the ...

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

"They're using the kelp to rub between themselves." During 12 days - between April and July 2024 - of studying a population ...

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

In a new sign of toolmaking in marine mammals, orcas in the Pacific Northwest were recorded rubbing stalks of kelp against ...

Restoring underwater kelp forests by culling overgrazing sea urchins would deliver significant financial benefits, a new ...

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

A nimals using tools is always a pretty cool facet of their behavior, from monkeys cracking nuts to elephants sabotaging ...

In the first known toolmaking by a marine mammal, southern residents have been documented detaching lengths of seaweed and ...

The more we learn about orcas, the more remarkable they are. These giant dolphins are the ocean's true apex predator, preying ...

Restoring Port Phillip Bay’s dwindling kelp forests by culling overgrazing sea urchins would deliver more than $92 million in ...

Drone footage reveals killer whales using kelp to bond, groom, and possibly heal - offering a rare glimpse into their social ...