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A Chinese crested tern forages on the wetland of the Minjiang River in southeast China's Fujian Province, July 4, 2018. The Chinese crested tern is a critically endangered species. (Xinhua/Mei Yongcun)
A Chinese crested tern forages on the wetland of the Minjiang River in southeast China's Fujian Province, July 4, 2018. The Chinese crested tern is a critically endangered species. (Xinhua/Mei Yongcun)