'Swan guard' devoted to protection of swans for over 40 years in East China
(chinadaily.com.cn)| Updated : 2018-05-11
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Yuan Xueshun observes swans while they are searching for food at the wetland of the Swan Lake in Chengshan town of Rongcheng city, East China's Shandong province, Feb 14, 2018. [Photo/Xinhua]
