Video PlayerClose

A brown-headed gull flies above the Banggong Co in Rutog County of Ngari Prefecture of southwest China's Tibet Autonomous Region, Aug. 3, 2019. (Xinhua/Jigme Dorje)
A brown-headed gull flies above the Banggong Co in Rutog County of Ngari Prefecture of southwest China's Tibet Autonomous Region, Aug. 3, 2019. (Xinhua/Jigme Dorje)