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

Add Yahoo as a preferred source to see more of our stories on Google. Pacific white-sided dolphins swim off the coast of British Columbia. Dolphins and porpoises in this region have been spotted ...

What would you do if you were a hungry Pacific white-sided dolphin, salivating at the idea of sampling some salmon but resigned to the fact that the fish is too large to capture and swallow whole? You ...

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 ...

(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 ...

SeaWorld San Antonio has revealed the names of two of its newest underwater residents. In July, the park welcomed a male beluga whale calf and two Pacific white-sided dolphin calves, part of a summer ...

SAN ANTONIO, TX -- An ailing 12-year-old dolphin has died at SeaWorld San Antonio in the park's fourth animal death since last summer. A SeaWorld official said Tuesday that necropsy results are ...

CHICAGO -- A Pacific white-sided dolphin calf was born Monday at Shedd Aquarium in Chicago. Baby and mom are doing swimmingly. The calf's gender is not yet known. The birth is a rare addition -- only ...