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 burrows- in average 16%.
long-tailed ground squirrel, Pri-Angara forest-steppe, activity, nutrition, search activity, being in burrows, sound vocalization, self-clarification, rest
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