stifftail
/ˈstɪfteɪl/(亦作stiff-tailed duck)
noun
1- a diving duck with a stiff tail of pointed feathers, often held up at an angle硬尾鸭。
1.1
- Family Anatidae: four genera, in particular Oxyura, and several species, e.g. the ruddy duck.鸭科：4属, 尤指硬尾鸭属, 数种, 例如棕硬尾鸭。