Gobi big brown bat of the upper jaw are distinctly higher than the outer ones. The Gobi big brown bat is native to central Asia. Its range extends from Alborz in northern Iran, through Kazakhstan, Afghanistan, northern India, Mongolia, and Tuva in southern Siberia, to eastern China. It typically inhabits desert, semi-desert and mountain regions. It may roost alone or in small groups, choosing shaded areas, crevices in rocks or the interiors of old buildings, and sometimes the outer parts of caves, but not trees. This bat has been little researched. Like other vesper bats, it is an insectivore, and it is thought that
Zhelaizhai being a "subgroup of the Chinese majority Han." Zhelaizhai lies in the Hexi Corridor in the northern region of China, on the eastern edge of the Gobi Desert. It is rural, with the nearest city being distant. Zhelaizhai Zhelaizhai () is a village on the edge of the Gobi desert in Gansu province, China. The area was renamed after Liqian, an ancient county, and is located in Jiaojiazhuang township, Yongchang County. Some of the modern-day residents of Zhelaizhai, now known as Liqian village, have been suspected to be descendants of a group Roman soldiers that were never accounted for after