The Center for Whale Research reported a new orca calf sighting in Washington. Here's what we know.

The three killer whales, not previously recorded in the region, may have traveled from Alaska Three previously unrecorded orcas have been spotted near Seattle multiple times in recent weeks ...

More than 1,600 animal and plant species in the United States are listed as endangered or threatened under the Endangered ...

Whale watchers were treated to a rare sight Tuesday: A pod of killer whales swimming off the coast of Los Angeles. Local ...

Southern resident killer whale J35 gave birth to her sixth calf, J65, which was spotted traveling with her on Oct 19.

Tsuchi, mother to one living daughter, has lost at least eight calves, researchers believe ...

There’s good news for the critically endangered Southern Resident killer whale (SRKW) population, a new orca calf has been born and appears to be healthy.

Dramatic footage of orcas attacking a whale and its calf off the Southern Cape coast has caught the attention of marine scientists. The video was filmed at Jongensfontein, near Stilbaai, by surf ...

When whale researchers encountered a pod of orcas in the Strait of Juan de Fuca between Washington and British Columbia on ...

There's a new addition to Washington's endangered southern resident killer whale population.

The false killer whale is a large member of the Delphinidae family, or dolphins. Members of this family include all dolphin species, as well as other larger species, such as killer whales, long-finned ...