Reptiles, a various team of air-respiratory vertebrates, are characterised by their scaly skin, amniotic eggs, and ectothermic (cold-blooded) metabolism. They can be traditionally categorised into 4 dwelling orders: Crocodilia (crocodiles and frilled bearded dragon for salle online alligators), Sphenodontia (tuataras), Squamata (lizards and snakes)