New research on the eastern North Pacific has revealed that the mammal-eating killer whales off the West Coast are not a ...

Researchers have identified ginkgo-toothed beaked whales alive at sea for the first time after years of searching, and in ...

Scientists confirmed that West Coast transient killer whales actually form two separate groups split between inner and outer ...

Charvet Drucker's shutter rang out in her ears as she observed what she thought were the seal's last moments of life.

The killer whales ripped the liver out of a shark and passed it around—only the second time orcas have been seen engaging in ...

Video footage captured by Charvet Drucker shows the seal jumping onto a boat as orcas chased it off of Camano Island in ...

A wildlife photographer on a whale watching trip in Seattle caught video of a pod of killer whales hunting a seal on Nov. 14. The seal survived the hunt by clambering onto the stern of her boat, and ...

A wildlife photographer out on a whale watching trip in waters off Seattle captured dramatic video and photos of a pod of ...

A wildlife photographer in Seattle captured the stunning moment a pod of killer whales hunting a seal lost their prey. The ...

A study reveals that certain West Coast orcas belong to distinct social groups with different habits and diets. NPR's Scott Simon speaks with ecologist Josh McInnes about how the groups differ.