Killer whales

Killer Whale: Orca

Killer whales ( Orcinus orca ) are master hunters, using speed, camouflage, and a variety of techniques to capture their prey. See how a different predator - the great white shark - finds its...
Three Killer whales (Orca) swim along side researchers.

Listening for Clues About Sonar’s Effects on Marine Mammals

Researchers study the behavior of killer whales and how they react to sonar. Credit: C. Kyburg; Obtained under NMFS permit #14534 Many animals depend on their eyes to navigate, find food, locate mates, and...

The Arctic and The Antarctic

Travel to the ends of the earth—literally—and discover the polar ocean basins. Both the Arctic Ocean and the Southern Ocean are defined by ice and dramatic shifts between endless day and endless night. The...