Photo taken on Jan. 9, 2016 shows red-crowned cranes at Yancheng national rare birds nature reserve, east China's Jiangsu Province. (Xinhua/Zhou Haijun)
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Photo taken on Jan. 9, 2016 shows red-crowned cranes at Yancheng national rare birds nature reserve, east China's Jiangsu Province. (Xinhua/Zhou Haijun)