The selection of dens of Vulpes corsac% was investigated at Xinbaerhu Youqi in Inner Mongolia Autonomous Region, China. The result showed that the main factors notably influence on den habitats of %V. corsac% were human disturbance and water resource. The table of frequency and dentrogram indicated that the suitable habitat of %V. corsac’s% dens was: the flat grassland, hillside, and small hills with the distance from the water ≤1 000 m, from the human disturbance ≥1 000 m. the main resource of %V. corsac% is the scrap dens of %Marmola bobak.%
