Sperm whale

Key facts

• Sperm whale lives in Pacific Ocean, Atlantic Ocean, Indian Ocean, and Southern Ocean.
• Group: Sea animals.
• It weighs about 40,000 kg (88,200 lb).
• A typical adult is about 16 m (52.5 ft) long.
• It lives about 60 years.
• Diet: carnivore.
• Habitat: ocean.
• Sperm whales have the biggest brain of any animal, about five times heavier than a human brain.