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Swans seen in Rongcheng national swan nature reserve, east China

#CHINA-SHANDONG-RONGCHENG-WHOOPER SWANS (CN)

Swans fly over the Swan Lake in Rongcheng national swan nature reserve in Rongcheng City, east China's Shandong Province, Dec. 14, 2017. (Xinhua/Liu Jingshan)

[ Editor: meng ]