The Ussuri tube-nosed bat (Murina ussuriensis ) is a species of vesper bat in the family Vespertilionidae. It is threatened by habitat loss.It is the only species of bat that hibernates in snowbanks.
It is a moderately small member of its genus, with a forearm length of 27 mm (1.1 in).Its head and body length is 40 mm (1.6 in), while its tail is 25 mm (0.98 in).Its fur is soft and short.Fur on the back is tricolored, with reddish brown tips, pale middles, and dark roots.The belly fur is pale and grayish in comparison.The tops of its feet and legs are very hairy, as well as the back of its uropatagium.Individuals weigh 4–8 g (0.14–0.28 oz).
It can be found in North Korea, South Korea, Japan (Hokkaido, Honshu, Shikoku, Kyushu, Tsushima Island, Yakushima Island and Iki Island) and Russia (Primorye, southernmost Sakhalin and the Kuril Islands). It has been reported In northeast China (Inner Mongolia, Jilin and Heilongjiang) but this has yet to be verified.
Females are strongly philopatric, meaning that they likely stay in their natal ranges.Therefore, females in a given area are closely related, influencing the social structure of colonies.Females give birth in the summer to an offspring called a pup.Pups are weaned in the summer, and some reach sexual maturity in their first autumn.It is a relatively short-lived species for a bat, with maximum age recorded as 4 and 4.5 years for males and females, respectively.
