Thousands of migrant birds gather at wetland for rest in Tianjin
Xinhua    |     2017-11-19 10:15
 
  
  
  
 
 

 
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| Migrant birds fly over the Beidagang Wetland in Tianjin, North China, Nov 15, 2017. Thousands of migrant birds gathered at the wetland for rest. [Photo/Xinhua] |