Discover and read the best of Twitter Threads about #nautiluses
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I recently had the great pleasure of interviewing most of the people in the world who study #nautiluses, here are some of the amazing things I learned about these beautiful creatures. A 🧵 1/11 #WorldOceansDay 
They haven't changed all that much in half a BILLION years. Their ancestors, the nautiloids, appeared 500 million years ago, and they evolved their distinctive coiled shape perhaps 100-200 million years ago. 2/
Most proto-nautiluses died 65 million years ago with the dinosaurs, but the deepwater ones survived -- scavengers sustained by the carnage above. As 'Professor Nautilus' Peter Ward from @UW told me, “What was left after the Cretaceous was over? Dead bodies.” 3/
