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Whooper swans fly to spend winter in China's Shandong

Whooper swans fly to spend winter in China's Shandong

Whooper swans fly at the wetland in Rongcheng, east China's Shandong Province, Oct. 29, 2017. Many whooper swans came to spend the winter time in the wetland every year. (photo: Wang Fudong/Guangming Picture)

[ Editor: zyq ]