A chambered nautilus swimming off the coast of Palau: Generally, they avoid predators by day, lingering along reef slopes as deep as 2,200 feet (700 m). At night, nautiluses migrate up to shallower depths of about 230 feet (70 m) to feed and lay their eggs.
A chambered nautilus swimming off the coast of Palau: Generally, they avoid predators by day, lingering along reef slopes as deep as 2,200 feet (700 m). At night, nautiluses migrate up to shallower depths of about 230 feet (70 m) to feed and lay their eggs.
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