Adult migratory naked carps (Gymnocypris przewalskii), a kind of rare carps, are seen during the spawning season in the Shaliu river around Qinghai Lake, northwest China's Qinghai Province, June 23, 2015. (Photo: Xinhua/Wu Gang)
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Adult migratory naked carps (Gymnocypris przewalskii), a kind of rare carps, are seen during the spawning season in the Shaliu river around Qinghai Lake, northwest China's Qinghai Province, June 23, 2015. (Photo: Xinhua/Wu Gang)
