Bats are mammals of the order Chiroptera (pronounced /kaɪˈrɒptərə/ from the Greek cheir (÷åßñ) "hand" and pteron (ðôåñüí) "wing") whose forelimbs form webbed wings, making them the only mammals naturally capable of true and sustained flight. By contrast, other mammals said to fly, such as flying squirrels, gliding possums, and colugos, glide rather than... WOAH! Look at it's balls
