A child visits a zoo in Guiyang, capital of southwest China's Guizhou Province, June 3, 2020. Zoos in Guiyang reopened to the public recently on the premise of implementing epidemic prevention measures. (Xinhua/Liu Xu)

Visitors watch tiger at a zoo in Guiyang, capital of southwest China's Guizhou Province, June 3, 2020. Zoos in Guiyang reopened to the public recently on the premise of implementing epidemic prevention measures. (Xinhua/Liu Xu)