Zubats are small noctural pokémon that hunt small bugs during the night. Though, they also have two sharp fangs that they can cause small wounds with, and then the zubats can lick up the blood flowing from the wound (zubats usually only attack other quite large sleeping pokémon). Zubats are completely blind and rely instead on their sensitive hearing and well developed sonar.
During the day they'll gather in huge amounts inside caves to sleep, and they'll use their claws and two long toes to hold on to the rock-walls. Some zubat colonies, such as forest living zubats, are also know to rest upside down in trees, by using their toes, during the day.
These toes are also used to stear with during flight, which the zubat an extreamly flexible flyer.
And this picture <333