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

Shannon Ainslie filmed killer whales attacking a whale near Stillbaai, capturing a rare Southern Cape hunt that stunned ...

A group of whale watchers was left stunned in Orange County after they discovered a pod of killer whales swimming next to their boat. People aboard a Newport Landing Whale Watching cruise spotted 10 ...

Orca pods are led by the founding matriarch, and Similä thinks these “wise mothers” teach their calves to avoid fishing boats ...

Remarkable footage shows orcas playing with their food – and scientists have a few theories that might explain why they do it ...

Orcas have dialects, family traditions and strong opinions about dinner. Scientist Dr Isabella Reeves is uncovering how their societies work ...

Killer whales – also known as orcas – are apex ocean predators. The species is at the top of the oceanic food chain, thanks to their high intelligence, large bodies (up to 26 feet in length and over ...

Environmentalists say they’re worried that an approved port expansion could cause irreversible damage to southern resident killer whales.

An ocean sunfish looks like a design somebody abandoned halfway through, a giant grey dinner plate with a mouth and a permanently startled expression. Nobody has ever called one charismatic. Yet ...