Turtles are reptiles, and like all reptile species, they’ve been around for a long time: the earliest fossils suggest that the first turtles evolved in the Late Permian Epoch, just before the Triassic period (251.9-201.3 million years ago, or Mya). For more than 200 million years, the body structure of turtles has not undergone any significant changes. Here are 10 amazing turtle facts.