Add Yahoo as a preferred source to see more of our stories on Google. Killer whales, which haven't been identified, swim in Vancouver Harbour. (Alex Coles/Howe Sound and Sea to Sky Wildlife Sightings ...

Two severed fins bearing the tooth marks of other killer whales have raised a troubling question: are some orcas hunting ...

Tourists were stunned when a pair of orcas tried to hunt a gentoo penguin alongside their ship. Here’s what happened next.

Lynne Schafer Gross and Mark McDermott One day circa 1970, a boy in El Segundo looked up at a telephone pole near his home and saw a hawk perched at ...

In a city shaped by the presence of resident orcas, Intiman Theatre presents The Orca Show, a genre-blending comedy cabaret created, written, and performed by international theater maker Aysan Celik.

New Canadian-led research into northern resident killer whales suggests even when food is plentiful, orca moms struggle to regain body fat when they have more living offspring.

Recent research from the UK Biobank shows that menopause is linked to adverse mental health outcomes and lower brain volume.

Orcas are among the ocean’s top predators, yet there is only one well-documented attack on a human in the wild: in 1972, a surfer was bitten – probably because he was mistaken for a seal – but ...

Free Willy actor Jason James Richter urges France to relocate captive killer whales Wikie and Keijo from Marineland ...

A Southern right whale gives a paddleboarder a boost with his fin in this amazing drone footage of the encounter.

FRIDAY HARBOR, Wash. — Biologists with the Center for Whale Research have documented a new Southern Resident killer whale calf traveling with L pod in the eastern Strait of Juan de Fuca. RELATED | ...