Siberian tigers play on the snowfield at the Siberian Tiger Park in Changchun, capital of northeast China's Jilin Province, Jan. 14, 2017. (Xinhua/Xu Chang)
Siberian tigers play on the snowfield at the Siberian Tiger Park in Changchun, capital of northeast China's Jilin Province, Jan. 14, 2017. (Xinhua/Xu Chang)