The national park has been classified as 4B Gujarat-Rajwada biotic province of semi-arid bio-geographical zone.
2.
The land mammals are mainly representative of the Sonora and San Bernardina biotic provinces : white-tailed deer, mule deer ( " Odocoileus hemionus " ), Big Horn Sheep ( " Ovis canadensis cremnobates " ), the Pronghorn ( " Antilocapra americana " ), the javelina, and the Yuma clapper rail.