Scenery of Haidong wetland park in Dianchi Lake, China's Yunnan

A woman takes pictures of black-headed gulls at the Haidong wetland park in Dianchi Lake, the largest fresh water lake on the Yunnan-Guizhou Plateau, in Kunming, capital of southwest China's Yunnan Province, Feb. 2, 2019. (Xinhua/Qin Qing)