Northern resident killer whales and Pacific white-sided dolphins have been filmed hunting Chinook salmon together for the ...

Northern resident killer whales appear to use dolphins as ‘scouts’, in a surprising cooperative hunting strategy ...

With all the splashing, it was hard to tell what was happening under water. As the orcas surfaced to take a breath, dolphins were darting around their heads, but the water was so murky that the ...

Researchers have observed dolphins and killer whales hunting together for the first time as part of a new study released on Thursday, Dec. 11. The top predators joined forces to feast on salmon off ...

Researchers have observed killer whales teaming up with dolphins to hunt salmon and sharing the spoils for the first time, raising questions about their intelligence and social lives. In recent years, ...

We could all use a buddy to help us track down dinner from time to time. Sarah Fortune, a marine ecologist at Dalhousie University in Nova Scotia, and her colleagues used drones and camera-equipped ...

(CNN) — A pod of Pacific white-sided dolphins off the coast of British Columbia have been observed cooperating with orcas, a traditional enemy that’s better known for taking out great white sharks ...