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A harrier is a member of the genus Circus in Accipitridae, a family of birds of prey. Harriers characteristically hunt by flying low over open ground, feeding on small mammals, reptiles, or birds. Harriers characteristically hunt by flying low over open ground, feeding on small mammals, reptiles, or birds.
The northern harrier (Circus hudsonius), also known as the marsh hawk or ring-tailed hawk, is a bird of prey. It breeds throughout the northern parts of the northern hemisphere in Canada and the northernmost USA .
The pallid harrier (Circus macrourus) is a migratory bird of prey of the harrier subfamily. The scientific name is derived from the Ancient Greek. Circus is from kirkos (circle), referring to a bird of prey named for its circling flight ('probably the hen harrier), and macrourus is "long-tailed", from makros (long) and -ouros (-tailed).
The hen harrier is a bird of open habitats such as heather moorland and extensive agriculture. However, much of its range, particularly in Ireland and parts of western Britain, has been (and continues to be) afforested, predominantly with non-native conifers such as Sitka spruce (Picea sitchensis) from North America.
The western marsh harrier (Circus aeruginosus) is a large harrier, a bird of prey from temperate and subtropical western Eurasia and adjacent Africa. It is also known as the Eurasian marsh harrier . Formerly, a number of relatives were included in C. aeruginosus , which was then known as " marsh harrier " .
Western marsh harrier. The western marsh harrier (Circus aeruginosus), often simply called the marsh harrier, breeds widely across Europe and Asia. It is migratory except in the mildest regions, and winters mainly in Africa. It hunts small mammals, frogs, fish, insects and birds, surprising them as it drifts low over fields and reedbeds. Its ...
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Papuan harrier: Accipitridae: Circus spilothorax Salvadori & D'Albertis, 1875: 175 Swamp harrier: Accipitridae: Circus approximans Peale, 1849: 176 African marsh harrier: Accipitridae: Circus ranivorus (Daudin, 1800) 177 Reunion harrier: Accipitridae: Circus maillardi Verreaux, J, 1862: 178 Malagasy harrier: Accipitridae: Circus macrosceles ...