The little brown bat has dark brown fur and black forearms and ears. Free-tailed bats are a group of dark brown bats that live throughout the world. Their tail extends beyond the tail membrane. Mexican freetailed bats live in colonies, mostly in caves. White hairs cover its reddish-brown underfur, giving the bat a spotted appearance.
Hoary bats live alone in trees and migrate south for the winter.
The red bat has white-tipped red fur. The male is bright red, and the female is grayish-red. Red bats have short, rounded ears covered with fur. They live alone in trees and fly south every winter. The silver-haired bat has dark underfur with white outer hair.