Photo taken on March 11, 2018 by an infrared camera shows a brown giant panda in the Changqing National Nature Reserve in Yangxian County, northwest China's Shaanxi Province. This is the second time a brown panda has been spotted in the reserve, after a team of researchers led by Peking University professor Pan Wenshi discovered a brown panda in 1992. (Xinhua/Changqing National Nature Reserve)