Orca news, features and articles

Harbor porpoises likely evolved high-frequency sonar clicks to avoid orcas.

As the planet warms, will we see more trapped sea mammals?

Menopause allows aging killer whale mothers to care for their adult sons, new research shows.

One all-white male orca stands out from the crowd.

The male orca got its name "Iceberg" from its towering white dorsal fin.

False killer whales can focus their echolocation sounds on an object to get a better "view" of it.

Antarctic killer whales take a "tropical vacation" to shed their skins, traveling over 5,000 miles in just 42 days.

And the whales prefer a certain type of seal over others.

Genetics suggests groups of killer whales that have their own personalities and physical features are really separate species.

Killer whales don't kill humans in the wild, though they've been known to hunt other marine mammals, such as seals and gray whales.