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Mollusc ยท Coral reef
Chambered nautilus
Nautilus pompilius
Meet the animal
Life as a chambered nautilus
Chambered nautiluses are ancient relatives of squid and octopuses found on deep Indo-Pacific reefs.
Amazing adaptation
Built to survive
Gas and liquid inside shell chambers control buoyancy while many tentacles feel for food.
Did you know?
Surprising fact
The animal lives only in the newest outer chamber of its spiral shell.