
Tibetan antelopes under state grade 1 protection are seen at a plateau grassland in Hol Xil Nature Reserve, northwest China's Qinghai Province, July 30, 2009. (XinhuaHou Deqiang)

Tibetan kiangs under state grade 1 protection rest at a plateau grassland in Hol Xil Nature Reserve, northwest China's Qinghai Province, July 30, 2009. (Xinhua/Hou Deqiang)

Tibetan antelopes under state grade 1 protection are seen at a plateau grassland in Hol Xil Nature Reserve, northwest China's Qinghai Province, July 30, 2009. (Xinhua/Hou Deqiang)

Tibetan antelopes under state grade 1 protection run at a plateau grassland in Hol Xil Nature Reserve, northwest China's Qinghai Province, July 30, 2009. (Xinhua/Hou Deqiang)

Tibetan antelopes under state grade 1 protection run at a plateau grassland in Hol Xil Nature Reserve, northwest China's Qinghai Province, July 30, 2009. (Xinhua/Hou Deqiang)

A Tibetan antelope under state grade 1 protection is seen at a plateau grassland in Hol Xil Nature Reserve, northwest China's Qinghai Province, July 30, 2009. (Xinhua/Hou Deqiang)