我们先后发现鼠疫自然疫源地内食肉动物及其体外寄生物的种属构成中染有大量的主要疫源动物(灰旱獭-长尾黄鼠和大沙鼠的专嗜寄生物),鉴于这些寄生物多为自然感染鼠疫菌者,故有其重要的流行病学意义,结合既往文献,现分述如下。1赤狐(Vulpes vulpes)属犬科动物,分布于新疆天山山 We have found that there are a large number of major foci of animals (Gray Marmot - the parasites of the long-tailed and gerbils) in the genital predators of carnivores and their ectoparasites in the natural foci of plague. In view of these seizures Most of the organisms naturally infected with Y. pestis, it has its important epidemiological significance, combined with previous literature, are as follows. 1 Red fox (Vulpes vulpes) is a canine, located in Xinjiang Tianshan Mountains