Circus cyaneus, Print, The hen harrier (Circus cyaneus) is a bird of prey. The genus name Circus is derived from Ancient Greek kirkos, meaning 'circle', referring to a bird of prey named for its circling flight. The specific cyaneus is Latin, meaning "dark-blue"., 1700-1880.
Circus cyaneus, Print, The hen harrier (Circus cyaneus) is a bird of prey. The genus name Circus is derived from Ancient Greek kirkos, meaning 'circle', referring to a bird of prey named for its circling flight. The specific cyaneus is Latin, meaning "dark-blue"., 1700-1880