A heron flies over the Guanshan Lake Park in Guiyang, capital of southwest China's Guizhou Province, Oct. 17, 2018. (Xinhua/Liu Xu)

A heron flies on the lake of the Guanshan Lake Park in Guiyang, capital of southwest China's Guizhou Province, Oct. 17, 2018. (Xinhua/Liu Xu)

A bird does a running takeoff on the lake of the Guanshan Lake Park in Guiyang, capital of southwest China's Guizhou Province, Oct. 17, 2018. (Xinhua/Liu Xu)

A heron catches a fish at the Guanshan Lake Park in Guiyang, capital of southwest China's Guizhou Province, Oct. 17, 2018. (Xinhua/Liu Xu)

An egret flies over the Guanshan Lake Park in Guiyang, capital of southwest China's Guizhou Province, Oct. 17, 2018. (Xinhua/Liu Xu)

A bird pecks at a flower at the Guanshan Lake Park in Guiyang, capital of southwest China's Guizhou Province, Oct. 17, 2018. (Xinhua/Liu Xu)