The Birdlike Noctule (Nyctalus aviator) is a species of bat. An adult Birdlike Noctule has a body length of 7.1-9.5 cm, a tail of 5.5-6.4 cm, and a wing length of 5.8-5.95 cm. It nests in the holes in old trees and buildings, and sometimes in mineshafts. It is distributed across Northeast Asia, from Manchuria and Siberia through the Korean Peninsula to Japan.