A second endangered orca this year was seen carrying its dead newborn in Washington waters, highlighting the species' ongoing crisis.

In the Humboldt Current, off the coast of Chile, an enigmatic pod of orcas has been seen tearing apart unexpected prey. What's even more surprising is the way the orcas then divvied up and shared ...

Orcas have been spotted hunting down an unexpected dinner off the coast of Chile in a particularly brutal way. The matriarch of this orca pod was seen flinging a dusky dolphin into the air during the ...

The owner of a San Diego whale-watching company this week shared extraordinary footage showing Eastern Tropical Pacific killer whales preying on dolphins during recent visits from Mexico. The footage ...

Experts say the whales seem to learn to play with boats from a young age. "Believe me: if they wanted to sink the boats, they ...

Two orca pods, including one with a baby killer whale, humpback whales and dolphins were spotted off Monterey, California. Christoffer Engstrom Unsplash Whale watchers in Monterey Bay got a special ...

Some lucky whale watchers were treated to a once-in-a-lifetime spectacle — courtesy of Mother Nature — off the Palos Verdes coast on Tuesday, Jan. 2. A pod of Eastern Tropical Pacific orca whales, ...

This is the terrifying moment a pod of killer whales sinks a tourist yacht off the coast of Portugal in yet another dangerous attack.