CENTRAL COAST, CALIFORNIA -- The ocean just off the central California coast became a playground for a pod of orcas. Video taken by Monterey Bay Whale Watch videographer Evan Brodsky shows the orcas ...

Orcas, also known as killer whales, hunt together like wolves. Different groups of killer whales, called pods, specialize in certain types of hunting and the type of food they prefer. Some like fish, ...

Whale watchers in Madeira captured the astonishing moment orcas took down the deep-diving marine mammal. The predatory ...

Researchers identified two ecologically distinct communities of transient killer whales along the West Coast, each with unique hunting behaviors, habitats, and social networks.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. In 1987, a group of ...