Since a female bat usually only gives birth to one baby a year, this disturbance could cause a sharp decline the bat population in that area. Survey sites on private land require landowner permission. If a private landowner wants internal access to their mine, the bat gate includes a door with a key, depending upon the situation. It is a myth that all bats have rabies. You have more of a chance of getting hit by lightning than getting bit by a bat.
Bats are shy and nocturnal.
If you encounter a bat, leave it alone. It is possible that it may be sick or injured. If you have a question about a bat, call your local Colorado Division of Wildlife office. It is a myth that bats are blind. Actually, all bats can see.