The sperm whale is the largest of the toothed whales. Its head is about one-third of its whole body.
A sperm whale is dark gray. The skin behind its head is wrinkled. It has one blowhole. It is on the left side of its head.
A sperm whale has large teeth in its lower jaw. It eats mostly squid.
Sperm whales dive deep in the ocean to find food. A sperm whale eats about one ton of food in a day.
Sperm whales make clicking sounds. They use echolocation to find food.
The sperm whale has the largest brain of any animal.
The sperm whale is named after spermaceti. This is a waxy substance in its head.
Adult males usually live alone, except in the breeding season. Female sperm whales and their young travel in groups.
A sperm whale calf is about 13 feet long at birth. A calf nurses for two years or more.
Sperm whales live in all the oceans of the world.
Words to know
- echolocation: sound sight
- spermaceti: waxy stuff
- squid: sea animal
- calf: baby whale
