Herd of yaks seen on snow-covered grassland in China's Qinghai
A yak calf is seen on snow-covered grassland in Haiyan County of Haibei Tibetan Autonomous Prefecture, northwest China's Qinghai Province, April 13, 2018. (Xinhua/Zhang Hongxiang)
A yak calf is seen on snow-covered grassland in Haiyan County of Haibei Tibetan Autonomous Prefecture, northwest China's Qinghai Province, April 13, 2018. (Xinhua/Zhang Hongxiang)