Policemen stand guard in the center of Strasbourg, France, on Dec. 11, 2018. (Xinhua/Ye Pingfan)
Plants covered by ice and snow at Wanbaoshan wood farm in China's Hunan
Macaques have fun in snow at Hongshan Forest Zoo in Nanjing, China's Jiangsu
Snow scenery in Wuzhen, east China's Zhejiang
China's Beibu Gulf attracts egrets to nest, reproduce due to ecological protection
Harbin Polarland has new batch of penguins hatch
In pics: persimmons hang on trees in snow-hit village in Hubei
Pond cypress trees, birds seen at east China's wetland park
Winter scenery at Liushuwan scenic spot in Huai'an, China's Jiangsu