Northern Harrier
NameNorthern Harrier
Common NameNorthern Harrier
Scientific NameCircus hudsonius
FamilyAccipitridae
Wingspan (cm)110
Length (cm)46.5
Weight (g)500
Plumage DetailsAdult males, like the one pictured, have pale gray upperparts, white underparts with faint rufous spotting on the belly, and black wingtips. They possess a striking white rump patch. Adult females and immatures are streaky brown above and buffy below, also with a white rump. All have bright yellow eyes and legs.
Vocalization / CallVocalizations include a rapid series of 'kek-kek-kek' notes, often given when alarmed or during territorial displays. They also produce a high-pitched 'pee-pee-pee' call.
Primary Dietcarnivore
Primary Habitatsgrassland, wetland, tundra
Conservation Statusleast-concern
Geographic RangeBreeds across Canada and the northern United States, extending into Alaska. Winters throughout much of the United States, Mexico, and Central America.
Identifying FeaturesOwl-like facial disc, White rump patch, Buoyant, low-level flight, V-shaped wing posture in flight, Long wings and tail, Yellow eyes and legs
Description
The Northern Harrier is a medium-sized raptor characterized by its owl-like facial disc and buoyant, low-level flight over open country. Males are distinctly gray, while females and immatures are brown, both sexes exhibiting a prominent white rump patch.
