Atlantic horseshoe crab

Key facts

• Atlantic horseshoe crab lives in United States and Mexico.
• Group: Sea animals.
• It weighs about 2 kg (4.41 lb).
• A typical adult is about 50 cm (19.7 in) long.
• It lives about 20 years.
• Diet: carnivore.
• Habitat: ocean.
• Horseshoe crabs are older than the dinosaurs, and they are closer cousins of spiders than of crabs.