Bobak / Steppe Marmot - adult - whistles warning others - near a burrow in steppe - observes an intruder from a distance (Marmota bobak). steppes of Orenburg region - South Russia - June. round shape is due to active feeding and lack of fat in early summer - bare soil and stones near burrow accumulate from digging and enlarging the burrow - burrow used by a family group.