Comparative ecology of Craseomys rufocanus and Myodes rutil us reproduction in the basin of the lake Baikal

The results of research of Craseomys rufocanus and Myodes rutilus in the basin of the lake Baikal are generalized. The reproduction's ecology particulars allow them to keep up their structure in inclement climate. The authors emphasize the similarities and differences of voles which are determined by their evolution in different conditions.