Once thriving, there are now believed to be just 73 Southern Resident killer whales left in Washington state's Puget Sound.

Lurking beneath the surface of Washington's Puget Sound are some of nature's most magnificent and endangered species: orca ...

Researchers have documented orcas dropping prey and other marine life in front of humans, as if offering us food. The orcas' ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

This Sunday, June 29, join the Orca Network and Washington State Ferries staff aboard the Tokitae ferry noon to 4 p.m. as ...

The more we learn about orcas, the more remarkable they are. These giant dolphins are the oceans true apex predator, preying ...

The more we learn about orcas, the more remarkable they are. These giant dolphins are the ocean's true apex predator, preying on great white sharks ...

For the first time, researchers say they have captured footage of killer whales making tools out of seaweed to seemingly ...

Orcas have been spotted giving each other rubdowns with kelp tools, rubbing pieces of the seaweed between their bodies.

June in the Salish Sea is usually bustling with marine life – with humpbacks and orcas sighted on the daily. But some familiar faces are missing among the crowd – the endangered southern resident ...