Chinese mergansers, an endangered bird species under state protection, are spotted at a water area in Fusong county in Jilin Province. (Photo by Ding Lianguo/for chinadaily.com.cn)
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Chinese mergansers, an endangered bird species under state protection, are spotted at a water area in Fusong county in Jilin Province. (Photo by Ding Lianguo/for chinadaily.com.cn)
