Family: Vespertilionidae
Scientific name: Myotis bombinus
Common name: Far Eastern Myotis
IUCN status: Near Threatened (NT)
MSJ Red list status: R
General morphology: Dorsal fur is grayish brown or dark brown, ventral fur is paler, the interfemoral membrane has a fringe of fine hairs along the posterior edge (Yoshiyuki, 1989).
Diet: Feeds mainly on Lepidoptera, Coleoptera, Diptera, Trichoptera, and Araneae (Funakoshi & Takeda, 1998).
Habitat: Roosts in natural caves, abandoned mines, unused tunnels, and sometimes in buildings and on undersurfaces of bridges (Funakoshi, 1988), rarely roosts in tree cavities (Ueyama, 2007).
Echolocation calls: Broadband FM call structure; FMaxE=60.2 kHz (Wakayama Prefecture) (Fukui et al., 2010); FMaxE=36.4 kHz (Kagoshima Preference) (Funakoshi, 2010)
References:
Funakoshi, K. (1988). Habitat selection and population dynamics during the active season in the Natterer's bat, Myotis nattereri bombinus. Regional Studies, 16,137-147.
Yoshiyuki, M. (1989). A systematic study of the Japanese Chiroptera. 242pp. National Science Museum: Tokyo.
Funakoshi, K., & Takeda, Y. (1998). Food habits of sympatric insectivorous bats in southern Kyushu, Japan. Mammal study, 23, 49-62.
Ueyama, T. (2007). First records of Myotis nattereri utilizing tree hollows. Study Report on Bat Conservation in Tohoku Region, 1, 2-4.
Fukui, D., Agetsuma, N., Hill, D. A., & Harada, M. (2010). Bats in the Wakayama Experimental Forest, Hokkaido University. Research Bulletin of the Hokkaido University Forests, 67(1), 13-23.
Funakoshi, K. (2010). Acoustic identification of thirteen insectivorous bat species from the Kyushu District, Japan. Mammalian Science, 50(2), 165-175.