Photo taken on May 28, 2021 shows a golden monkey at a newly opened science park dedicated to the protection of wild animals in Zhouzhi County of Xi'an, northwest China's Shaanxi Province. Covering an area of 28 hectares, the science park started trial operation on Friday. The facility features four rare wild animal species living in the Qinling Mountains, namely the giant panda, the crested ibis, the golden monkey and the takin. Also available are over 20 other animal species native to the Qinling Mountains as well as Qizai, the world's only captive brown giant panda. (Xinhua/Li Yibo)