
Black swans are seen in the Guanshan Lake Park in Guiyang City, southwest China's Guizhou Province, Aug. 1, 2022.(Photo: Xinhua)

Tourists view black swans in the Guanshan Lake Park in Guiyang City, southwest China's Guizhou Province, Aug. 1, 2022.(Photo: Xinhua)

An egret flies over the Guanshan Lake Park in Guiyang City, southwest China's Guizhou Province, Aug. 1, 2022.(Photo: Xinhua)