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Water Monarchs and Monsters

Constant Wonder
  • Oct 2, 2020
  • 52:30
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River Monsters Guest: Nizar Ibrahim, paleontologist and National Geographic Explorer The 50-foot-long spinosaurus was one of the most terrifying prehistoric creatures, but it didn’t roam the earth like the T. rex—it was actually lurking underwater. Monarchs of the Sea Guest: Danna Staaf, marine biologist and author of “Monarchs of the Sea: The Extraordinary 500-Million-Year History of Cephalopods”  The Jurassic Park franchise may have put T. Rex and velociraptors in the spotlight, but strange and slimy marine creatures ruled the planet almost 250 million years before dinosaurs were even around! These cephalopods are the prehistoric ancestors of squid, octopus, and cuttlefish, and their name means "head foot," and, guess what? They've got a brain in each! Show More...