Анотація:
The article deals with the materials on diurnal and seasonal activity of Microtus subterraneus in high mountains of the Carpathians.
The periods are established of its highest activity during a day in summer-autumn period of 1962—1963. At the beginning of summer (June —July) Microtus subterraneus are the most active two times a day — in the morning (from 6 to 9 a. m.) and in the Evening (from 5 to 8 p. m.); at the end of summer (August)—three times a day — in the morning (from 4 to 6 a.m ), in the evening (from 9 to 11 p. m.) and at night (from midnight to 3 a. m.); in September — twice a day again: in the morning (from 5 to 11 a. m.) and in the evening (from 4 to 9 p m.).