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
China major rivers, the Yellow River and the Yangtze River. Other major rivers include the Xi, Mekong, Brahmaputra and Amur. To the west sit major mountain ranges, most notably the Himalayas. High plateaus feature among the more arid landscapes of the north, such as the Taklamakan and the Gobi Desert. The world's highest point, Mount Everest (8,848m), lies on the Sino-Nepalese border. The country's lowest point, and the world's third-lowest, is the dried lake bed of Ayding Lake (−154m) in the Turpan Depression. China's climate is mainly dominated by dry seasons and wet monsoons, which lead to pronounced temperature differences between