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Gahai Lake wetland becomes home for endangered migrant bird species

Aerial photo shows black-headed cranes in Gahai Lake wetland in Luqu County of the Tibetan Autonomous Prefecture of Gannan, northwest China's Gansu Province, June 2, 2021. Gahai Lake wetland on the Qinghai-Tibet Plateau has become home for some endangered migrant bird species over the years thanks to its improving ecological environment. (Xinhua/Du Zheyu)

[ Editor: JYZ ]