![Thousands of migrant birds gather at wetland for rest in Tianjin(5/6)](http://www.ecns.cn/hd/2017/11/16/16306a9119b7440b93bc1053ad4c5b9d.jpg)
A migrant bird rests at the Beidagang Wetland in Tianjin, north China, Nov. 15, 2017. Thousands of migrant birds gathered at the wetland for rest. (Xinhua/Yue Yuewei)
A migrant bird rests at the Beidagang Wetland in Tianjin, north China, Nov. 15, 2017. Thousands of migrant birds gathered at the wetland for rest. (Xinhua/Yue Yuewei)