The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations ...

Orcas, or killer whales, are deadly and beautiful apex predators. More than 90 charged over alleged Minnesota fraud Tatiana ...

Scientists know a surprising amount of information about Southern Resident Killer Whales, but once the whales leave their ...

While well documented in the Northern Hemisphere and Antarctica, much less is known about killer whales (Orcinus orca) in Australia. However, orcas are actually sighted year-round in all coastal ...

Where there are Chinook salmon, the orcas will likely follow — including the mouth of the Columbia River. Despite what can feel like a desperate and futile effort to save the region’s venerated ...

Off the coast of British Columbia, dolphins lead killer whales to salmon and earn their share of lunch, a new study reveals.

The Salish Sea is one ecosystem but Canada and the US are playing by different rules when it comes to protecting threatened ...

At least three orca whales were spotted swimming through Bellingham Bay on Tuesday. Bellingham resident Nate Wallace captured a video of the whales at about 4:30 p.m. as they were swimming south in ...