The critically endangered southern resident killer whale was photographed with a “salmon hat” in late October near Point No Point, just off the northern tip of Washington’s Kitsap Peninsula ...

By Wednesday, they were certain she was pushing around the baby whale's carcass just north of Alki Point, a neighborhood in western Seattle and a peninsula ... orcas, a killer whale population ...

After consulting with federal authorities, rescuers decided the most humane course of action was to euthanize the animal.

That summer, a female killer whale started wearing a dead salmon ... have rammed more than 650 vessels off Europe’s Iberian Peninsula. “They’re good at social learning,” Giles said.

Meet Ollie, the “Salish Sea Serial Killer,” a cute, furry sea otter with a dark side and a rap sheet longer than the ‘Colwood ...

Whale watchers were relieved to see a baby orca off the Kitsap Peninsula’s Point No Point ... the newest member of the Northwest’s endangered killer whales. She had not been seen for nearly ...

RAUSU, Hokkaido—Two extremely rare all-white killer whales were seen splashing ... in the Nemuro Strait off this town on the Shiretoko Peninsula, a UNESCO World Heritage site.

Another killer whale passes under our boat ... It is my first time in the Antarctic Peninsula, and with every change of light the landscape seems to reinvent itself. As the killer whales swim ...

For at least 11 days, a mother killer whale has been carrying the body of her dead newborn calf. Only a handful of days old, the female calf was confirmed dead on New Year's Eve. The next day, the ...