Labels:dialog box | earth | sky | tree OCR: Crocodile About Reptiles Long before ma ammals made their appearance, the world was ruled by dinosaurs, the so-called terrible lizards. Modern-day reptiles- snakes, lizards crocodiles and turtles re far smaller than their mighty ancestors. They are cold blooded and have dry, scaly skin. Most f thern live onland and lay tough, leat thery eggs Reptiles are capable of runring. burow ing. swimming and climbing Sorme can even glide through the air mammals tiles leathery running swimmine Some