• In this undated photo, 31-year-old Chinese man Luo Kang, a Ph.D. candidate of Chinese Academy of Sciences, checks "houses" built by himself for birds in the Ailao Mountains in southwest China's Yunnan province.    Photo Imaginechina
  The Story :PhD candidate dedicated to ¡°building houses¡± for birds

ID: bjl9023365 Time: 2019-04-27
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