1087: A Reptile’s Baffling Backfin And The Math Of Dashing Dinos
Paleontologists have identified an ancient reptile with a towering crest made not of skin, or scales, or feathers, or antler—but something else entirely. It’s some kind of integumentary outerwear we’ve never seen before. The small creature sporting the curious crest was named Mirasaura grauvogeli, and it lived during the Middle Triassic period, about 247 million years ago, just before dinosaurs evolved. Host Flora Lichtman talks to evolutionary biologist Richard Prum about this dramatic dorsal mystery and what it tells us about the evolution of dinosaurs, birds, and feathers. Plus, how fast…
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