Pipistrelle (Pipistrellus pipistrellus) sitting on a thumb

animal animals bat bat bats bats being beings common fauna finger fingers hand hands hold holding holds human humans kingdom little mammal mammalia mammalian mammalians mammals microchiroptera nature on people person persons pipistrelle pipistrellus pipistrellus sit sits sitting small tetrapod thumb thumbs tiny vertebrata vertebrate vertebrates wild wildlife world