Bats sleep upside down because it makes flying much easier for them. Unlike birds, their wings aren’t built to lift off straight from the ground. Instead, by hanging upside down, they can simply let go, drop into the air, and spread their wings to start flying. This upside-down rest gives them the perfect launch point, something they wouldn’t have if they tried to sleep standing or lying down. Video credit goes to @aventuraexotica Feel free to explore the gallery of these pages, where you can ex