Researchers say the behavior has never before been observed in the population. Watch dolphins and killer whales hunt together ...

Using drones and cameras attached to the orcas, scientists have finally been able to learn something about the interaction ...

Aerial and underwater footage captured around Vancouver Island in Canada shows the two marine animals working together to ...

A whale-watching tour company in Northern California captured rare footage of a dolphin super pod — featuring about 2,000 dolphins breaching off of the coast of Monterey. According to the Associated ...

White-sided dolphins seem to help killer whales "scout" and catch Chinook salmon near Vancouver Island, then eat the ...

Scientists say the aquatic allies were observed apparently relying on one another to find prized prey: large adult Chinook ...