Killer Whale: Water Bullet!

Zipping along at up to 30 miles per hour (48 kph), the killer whale is one of the fastest animals in the ocean. This huge sea mammal has to swim fast. After all, the fish, squid, and sea lions that it eats are fast swimmers, too! Look inside to find out more about this speedy giant, including where it lives, how it hunts, and the special ways its body helps it reach its record-breaking speeds.