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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 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)