Abstract: It provides description of main game animals in the USSR, considers a matter of rare species conservation, as well as keeping, breeding and feeding the species and enriching fauna by means of acclimatization. Snow leopard is indicated to inhabit the Tien-Shan Mountains along with species such as ibex, roe deer, moral, lynx, and others, and the mountains of Siberia along with argali, ibex, lynx, sable, glutton, etc.