Wild orcas on more than 30 occasions in four oceans have attempted to share their prey with people, potentially to develop ...

Footage captures a pair of orcas nibbling each other's tongues in the Kvænangen fjords in northern Norway. Scientists think ...

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

A pod of humpback whales encountered a group of killer whales during feeding time off the coast of California. On June 24, a ...

Like a proud cat leaving a bird on its owner's doorstep, orcas—also called killer whales—may sometimes offer to share their ...

Jared Towers was in his research vessel on two separate occasions watching killer whales off the coast of Vancouver Island ...

For the first time, orcas have been seen making and using tools out of seaweed. The reason? Most likely as a form of social ...

Orcas were spotted using kelp as a grooming tool on each other, the first known use of tools among cetaceans for something ...

In a rare and unexpected revelation, orcas in the Salish Sea have been observed using tools for purposes other than hunting.

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

Researchers focused on the Salish Sea have made an intriguing discovery about Orcas. These whales, which have continually ...