Teamwork makes the dream work, apparently even for some of the most fearsome predators in the ocean. A team of scientists ...

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

Biologists discovered killer whales and dolphins working together to hunt salmon, a behavior never before documented in this population.

Off the Pacific coast of Canada, scientists have captured something that challenges long‑held assumptions about life in the ...

(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 ...

In the cold coastal waters of the North Pacific, a rare alliance is challenging what scientists thought they knew about marine predators. Orcas and dolphins have been filmed coordinating their ...

In "Dolphins Up Close with Bertie Gregory," the National Geographic explorer looks to the camera and says, "Any day you see a dolphin is a good day." And that was Gregory's main objective for his ...