Family: Vespertilionidae
Scientific name: Myotis pruinosis
Common name: Frosted Myotis
IUCN status: Endangered (EN)
MSJ Red list status: V
General morphology: Color is dark, dorsal surface of body dark grayish brown and conspicuously frosted by ashy or whitish hair tips; ears are narrow and short; tragus are relatively short; tail and calcar are long (Yoshiyuki, 1989).
Diet: Insufficient data
Habitat: Day roosts have not been found. This species has been regarded as a forest dweller, recorded in caves, and has been observed flying along the edges of forests, trails and streams and above grasslands (Endo, 1976).
Echolocation calls: Short and broadband FM calls; FMaxE=52.4 kHz (Kyushu population) (Funakoshi, 2010)
References:
Endo, K. (1976). Notes on some habits and habitat of Myotis pruinosus. The Journal of the Mammalogical Society of Japan, 6, 259-260.
Yoshiyuki, M. (1989). A systematic study of the Japanese Chiroptera. 242pp. National Science Museum: Tokyo.
Funakoshi, K. (2010). Acoustic identification of thirteen insectivorous bat species from the Kyushu District, Japan. Mammalian Science, 50(2), 165-175.