Harriers

• Hen Harrier  - Reports status, Latin name, family, threats, appearance, diet, and location in the UK. Includes sound, videos, illustrations, and links to additional information.
• Marsh Harrier  - Bird guide includes distinguishing features, status, family, scientific name, seasonal distribution, population estimate, related birds, video, and audio clip.
• Northern Harrier (Circus cyaneus)  - Bird guide covers mating, hunting, size, appearance, gender differences, sounds, summer and winter range, food, clutch size, images, and range map.
• Northern Harrier (Circus cyaneus)  - Provides pictures, distribution map, measurements, habitat and migration, hunting habits, nest location, other names, groups, senses, and courtship. From the Peregrine Fund.
• The Raptor Center: Northern Harrier  - Information About Raptors explores appearance, names, seasonal ranges, habitat, nesting sites, feeding habits, status, and center patients.