A new study shows how a group of ancient reptiles called captorhinids could detach their tails to avoid predation. This is an illustration of Captorhinus, a captorhinid reptile that lived during the Permian period, showing breakable tail vertebrae. Image credit: Robert Reisz. Captorhinids, also known as cotylosaurs, are a group of small to very large lizard-like reptiles. They first occured in the Late Carboniferous of North America. In Late Permian...
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