hen harrier
noun
1- a widespread harrier of open country, the male of which is mainly pale grey and the female brown白尾鹞。
1.1
- Circus cyaneus, family Accipitridae. North American name: marsh hawk, northern harrier.拉丁名 Circus cyaneus, 鹰科。北美名： marsh hawk, northern harrier.
词源
mid 16th cent.: so named because it was believed to prey on poultry.