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A black-headed gull takes food near the Dianchi Lake in Kunming, southwest China's Yunnan Province, Feb. 21, 2018. Every year in autumn and winter, black-headed gulls flew to Kunming for warmer weather. (Xinhua/Hu Chao)
Black-headed gulls attract tourists in Kunming, SW China
Source: Xinhua| 2018-02-21 20:13:02|Editor: Lu Hui
