Суточная активность длиннохвостого суслика (Spermophilus undulatus Pallas, 1778) западного участка Приангарской лесостепи

The information about the behavior of the long-tailed ground squirrel (Spermophilus undulatus Pallas, 1778) in the Pri-Angara forest-steppe, the time spent on different types of its activity is given in the article. The ground squirrels spend most of the time on nutrition -up to 43%, search activity-from 16 to 21%, social contacts about 17%, comfort behavior forms -about 7%, and being in burrowsin average 16%.