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子午沙鼠为蒙新区荒漠与荒漠草原中的遍布种,其分布范围包括准葛尔盆地、塔里木盆地、吐鲁番-哈密盆地、阿拉善荒漠、鄂尔多斯高原、柴达木盆地、湟水河谷、黄土高原北部,以及阴山以北的内蒙古高原。2010年首次在河北省鼠疫疫源地康保县境内捕获到子午沙鼠。1材料与方法对子午沙鼠进行鼠密度调查、洞系内部结构和窝巢调查,观察其生态学特点。对捕获的子午沙鼠进行性别鉴定,对外形测量,并制作动物标本。利用臼齿磨
The Meriones meridianus is widely distributed in the desert and desert steppe in the Mengxin District. Its distribution range includes Junggar Basin, Tarim Basin, Turpan-Hami Basin, Alashan Desert, Erdos Plateau, Qaidam Basin, Huangshui River Valley, Loess Plateau North, and Inner Mongolia Plateau north of Yinshan. In 2010, Meriones meridianus was captured in Kangbao County, plague origin in Hebei Province for the first time. MATERIALS AND METHODS Mice density survey, cave internal structure and nest nest investigation were conducted to observe their ecological characteristics. Meridian gerbils captured for sex identification, shape measurement, and the production of animal specimens. The use of molars wear