
A giant panda tries to adjust to a comfortable sleep position at Gengda base of Giant Panda Research Center in Gengda Township of Wenchuan County, southwest China's Sichuan Province, Aug. 26, 2015. (Xinhua/Luo Xinghan)

A giant panda tries to adjust to a comfortable sleep position at Gengda base of Giant Panda Research Center in Gengda Township of Wenchuan County, southwest China's Sichuan Province, Aug. 26, 2015. (Xinhua/Luo Xinghan)