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Tibetan wild donkeys run in Nagqu, southwest China's Tibet Autonomous Region, Dec. 23, 2019. The number of wild animals in Nagqu rises gradually thanks to the improvement of the ecological environment. (Xinhua/Sun Fei)
Tibetan wild donkeys run in Nagqu, southwest China's Tibet Autonomous Region, Dec. 23, 2019. The number of wild animals in Nagqu rises gradually thanks to the improvement of the ecological environment. (Xinhua/Sun Fei)