Hua Jiao, a two-year-old female panda, is set free at the Liziping National Nature Reserve in Shimian county, Sichuan province, Nov 18, 2015. "It marked the fifth time a captive panda has been released into the wild with the intention of enlarging the wild panda population," said Zhang Guiquan, a veteran panda expert with the China Conservation and Research Center for the Giant Panda in Wolong, Sichuan.[Photo/Xinhua]