Scales helped reptiles conquer the land—when did they first evolve? - Ars Technica

300 million-year-old tail print shows that scales evolved earlier than expected.

By: Ars Technica

Jun 29 2024
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Enlarge/ Upper left: a reconstruction of Diadcetes. Below: false color images of its foot and tail prints. Right: the section of the tail that left the print. 8 Their feet left copious traces in mu… [+2827 chars]

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