Killer whales have been spotted swimming around with dead salmon on their heads. The behavior was first spotted in 1987, ...

In order to help monitor and protect the endangered Southern Resident orcas in the Salish Sea, scientists are turning to help from a canine coworker. A scent-detection dog named Eba sniffs out ...

Whale researchers working to save an ailing killer whale have released live salmon into waters in front of the free-swimming orca. But they didn't see the critically endangered whale called J50 take ...

Off the coast of British Columbia, killer whales are tailing dolphins, and both seem to be rewarded with fishy meals. But not ...

Southern Resident orcas of the J pod are pictured in an undated photo. Marla Smith, Orca Network Courtesy to The Bellingham Herald Boaters are being asked to practice vigilance in Puget Sound as ...

Killer whales or orca (Orcinus orca) have been observed hunting with Pacific white-sided dolphins (Lagenorhynchus obliquidens) in the waters off British Columbia, Canada, and sharing fish scraps with ...

Re: “Legal battle reignites over Lower Snake River Dams, salmon” (Sept. 11, Climate Lab) and “Another orca pushes a dead calf through the Salish Sea in WA” (Sept. 13, Climate Lab): A recent week ...

Scientists say dolphins and orcas have teamed up to hunt salmon off British Columbia. It’s the first time such behavior has been documented between the two mammals.