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
Gurbantünggüt Desert but now has mostly dried out, and the Ailik Lake (), which receives water from the Baiyang River (which in its turn is replenished by the Irtysh–Karamay Canal). China National Highway 216 crosses the desert in the north-south direction, from Altay City to Ürümqi. China National Highway 217 and the Kuytun–Beitun Railway skirt it from the west and northwest. The Ürümqi–Dzungaria Railway reaches into the desert's southeastern corner, known locally as "Jiangjun Gobi" (将军戈壁, "General's Desert"). The climate of the area is temperate, but very continental. The desert's ecological environment is very fragile, and the impact of human activities on