A rare sighting of critically endangered southern resident killer whales off the Oregon coast offers a glimpse of a ...

A killer whale has become a first-time mom after a peachy-orange calf was spotted swimming with her off Washington, a whale ...

Researchers are listening for right whales off the coast of Massachusetts with the help of two new high-tech buoys.

An unusual mortality event has been declared for both, Humpback Whales since 2016 and Right Whales since 2017. A dead ...

A new orca whale calf spotted in Puget Sound in Washington State is the latest addition to a well-known family of killer whales with a connection to SeaWorld. In 1976, the calf’s great ...

SEATTLE — A new orca calf was spotted in Puget Sound last week that is part of the family of the last killer whale that was captured in U.S. waters. The new Bigg's, or mammal-hunting ...

False killer whales - which are in fact a dolphin - are typically deep-sea dwellers, and are one of the rarest marine mammals ...

also known as a killer whale. You can see it swimming along with a much smaller sea creature. The orca is the ocean’s top predator. It’s actually the largest member of the dolphin species.