Photo taken on March 31, 2011 shows a brown bear specimen in the hall of wild animal specimens of Qinghai Hol Xil Natural Reserve administration in Golmud City, northwest China's Qinghai Province. The Hol Xil Natural Reserve hall of wild animal specimens recently exhibited some of the specimens of wild animals in Hol Xil. The Hol Xil Natural Reserve has a known number of 32 kinds of mammals, among which the number of endangered Tibetan antelope has increased from 20,000 in the past to 60,000. [Xinhua]