A Siberian tiger stays cool in a pond amid summer heat at a zoo in Harbin, capital of northeast China's Heilongjiang Province, Aug. 4, 2016. (Xinhua/Wang Jianwei)
A Siberian tiger stays cool in a pond amid summer heat at a zoo in Harbin, capital of northeast China's Heilongjiang Province, Aug. 4, 2016. (Xinhua/Wang Jianwei)