(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 ...

The apex predators, also known as orca, have been caught on camera for the first time hunting with Pacific white-sided dolphins in seas off British Columbia, Canada. The two iconic marine mammal ...

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 ...

COPENHAGEN, Denmark (AP) — The slaughter of 1,428 white-sided dolphins as part of a four-century-old traditional drive of sea mammals into shallow water in the Faeroe Islands where they are killed has ...

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 ...

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 ...

Do dolphins and whales actually play together, or are the dolphins just harassing the whales? Researchers sought to answer this question by looking through hundreds of photographs and video clips in a ...

CHICAGO (AP) -- Two Pacific white-sided dolphins at Shedd Aquarium are pregnant, the result of a new artificial insemination procedure, aquarium officials said Tuesday. The 18-year-old dolphins, Kri ...