
Egrets are seen by Xin'an River in Jiande City, east China's Zhejiang Province, July 25, 2017. The temperature of the river is kept low in summer thanks to the dam upstream, creating morning fog on the river. (Xinhua/Weng Xinyang)

Egrets are seen by Xin'an River in Jiande City, east China's Zhejiang Province, July 25, 2017. The temperature of the river is kept low in summer thanks to the dam upstream, creating morning fog on the river. (Xinhua/Weng Xinyang)