Black swans play in Yanhu Wetland in Yuncheng City, northwest China's Shanxi Province, Sept. 7, 2017. Photos here taken in 2017 by Xinhua contract photographers present a harmony between animals and nature. (Xinhua/Shang Jianzhou)
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Black swans play in Yanhu Wetland in Yuncheng City, northwest China's Shanxi Province, Sept. 7, 2017. Photos here taken in 2017 by Xinhua contract photographers present a harmony between animals and nature. (Xinhua/Shang Jianzhou)