the lesser noctule, leisler's bat or the irish bat (nyctalus leisleri) on the hand of a chiropterologist

animal animals background bat beak bird black brown cat chiroptera chiropterologist closeup creature cute ears environment eye fauna forest hand head insect insectivore invertebrate irish leisler's leisleri lesser macro mammal natural nature night noctule nocturnal nose nyctalus organ outdoor outdoors pet rodent skin tree trunk whiskers wild wildlife wing