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

Canadian researchers capture rare video of killer whales and dolphins working together to forage salmon off B.C. coast.

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, scientist have finally been able to learn something about the interaction ...

Nowhere in the ocean is now left untouched by a type of "forever chemicals" called "per- and polyfluoroalkyl substances," known simply as PFAS.

New research suggests the two top predators have forged a co-operative rather than competitive relationship to find and feast ...

INDIANAPOLIS — A new study revealed microplastics have been found deep inside the bodies of marine mammals, signaling for the first time that ingested plastics could lodge themselves in other parts of ...

PORTLAND, Maine (AP) — Whales, dolphins and seals living in U.S. waters face major threats from warming ocean temperatures, rising sea levels and decreasing sea ice volumes associated with climate ...

The relationship between whales and dolphins has long been shrouded in mystery. But, new research reveals that — despite their vast difference in size — these marine mammals often enjoy playful ...

Pacific Whale Foundation has opened registration for its winter Ocean Camp, a week-long science and culture program for ...

A quick splash, a sleek fin cutting through the surface, and then—gone. Dolphins don’t perform on cue, but when you spot one, ...