Reptiles, a diverse team of air-respiratory vertebrates, are characterised by their scaly pores and skin, amniotic eggs, and ectothermic (chilly-blooded) metabolism. They can be traditionally categorized into four dwelling orders: Crocodilia (crocodiles and alligators), Sphenodontia (tuataras), Squamata (lizards and snakes), and Testudines (turtles