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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)



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.

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