Reptiles, a diverse team of emerald tree boa snakes, air-breathing vertebrates, are characterised by their scaly skin, amniotic eggs, and ectothermic (chilly-blooded) metabolism. They can be ordinarily labeled into four living orders: Crocodilia (crocodiles and alligators), Sphenodontia (tuataras), Squamata (lizards and snakes), and Testudines (tur