A group of tufted ducks play in the water at the Xiamen Horticulture Expo Garden in Xiamen, Fujian province. [Photo by Chen ...

A group of tufted ducks play in the water at the Xiamen Horticulture Expo Garden in Xiamen, Fujian province. [Photo by Chen Bo/For chinadaily.com.cn] A group of black and white tufted ducks ...