Aerial photo taken on April 20, 2020 shows a flock of brown-headed gulls on the Qinghai Lake in northwest China's Qinghai Province. As the temperature rose in spring, the frozen Qinghai Lake has started to thaw. (Xinhua/Zhang Long)
Scenery of Qinghai Lake
Source: Xinhua| 2020-04-20 21:00:43|Editor: huaxia
