Unlike its octopus and squid relatives, the chambered nautilus lives inside a shell! 🐚 Chambers in this spiraled shell allow the nautilus to pump air in and

Unlike its octopus and squid relatives, the chambered nautilus lives inside a shell! 🐚 Chambers in this spiraled shell allow the nautilus to pump air in and out, creating propulsions that let it accelerate backwards and turn around. Learn more about these curious cephalopods:

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