Reptiles, a diverse group of air-breathing vertebrates, are characterised by their scaly skin, amniotic eggs, and ectothermic (cold-blooded) metabolism. They're traditionally classified into 4 living orders: Crocodilia (crocodiles and alligators), Sphenodontia reptiles for sale, (tuataras), Squamata (lizards and snakes), and Testudines (turtles and