red-tailed hawk

red-tailed hawk is a large bird of prey widely distributed across North America. It is a member of the genus Buteo and one of the most common raptors on the continent, often seen perched on roadside poles or soaring over open country. The species is highly variable in plumage but is best known for the rich reddish-brown tail of the adult, from which it derives its common name.

Description and taxonomy

The red-tailed hawk was first formally described by Johann Friedrich Gmelin in 1788 in the 13th edition of Systema Naturae. It is placed in the family Accipitridae and the genus Buteo, a group often referred to as "buzzards" in the Old World. Significant plumage variation exists across its range, leading to recognition of several subspecies, such as the dark-morph B. j. calurus of the western United States and the pale B. j. borealis of eastern North America. Adults typically exhibit a dark brown back and a pale, streaked belly band, with the iconic rusty-red tail becoming fully developed after the second year. In flight, it shows broad, rounded wings and a relatively short, wide tail, a silhouette characteristic of the genus.

Distribution and habitat

This raptor's breeding range extends from central Alaska and the Yukon across virtually all of Canada and the continental United States, south through Mexico and into parts of Central America, including Panama. It is a year-round resident throughout much of the United States, while northern populations migrate to wintering grounds in the southern U.S. and Mexico. The species occupies a vast array of open and semi-open habitats, including deciduous forests bordering fields, deserts, grasslands, agricultural areas, and urban parks. It shows a strong preference for landscapes that mix woodland for nesting with open terrain for hunting, such as the Great Plains and the Sonoran Desert.

Behavior and ecology

A consummate predator, the red-tailed hawk primarily hunts small to medium-sized mammals, with voles, rabbits, and ground squirrels constituting major prey; it also takes birds, reptiles, and occasionally carrion. Hunting is often done from a high perch or by soaring and kiting on wind currents. It is a vocal bird, and its harsh, descending scream is frequently used in Hollywood films to represent any raptor. The species builds large stick nests, or eyries, in tall trees, on cliff ledges, or increasingly on human-made structures like power poles. Pairs are typically monogamous and may use the same nesting territory for years, with the female performing most incubation duties. Major natural predators include great horned owls and bald eagles, which may attack adults or usurp nests.

Relationship with humans

Due to its adaptability and conspicuous nature, the red-tailed hawk is one of the most familiar raptors to people in North America. It is frequently used in the sport of falconry, particularly in the United States, where it is a popular beginner's bird. The species has a complex history with humans, having been persecuted in the early 20th century but later benefiting from legal protections like the Migratory Bird Treaty Act of 1918. Its call is a ubiquitous sound effect in cinema and television, often misattributed to the bald eagle. While sometimes considered a threat to poultry, its diet of abundant rodents generally makes it beneficial to agriculture, and it is often welcomed by farmers.

Conservation status

The red-tailed hawk is classified as Least Concern by the International Union for Conservation of Nature (IUCN) due to its extremely large range and increasing population. Widespread declines from shooting and pesticide use, notably DDT, occurred in the mid-20th century, but populations have rebounded strongly following legal protections and the banning of persistent organochlorine pesticides. Current threats include secondary poisoning from rodenticides, collisions with vehicles and structures, and habitat loss in some regions. However, its tolerance for human-altered landscapes has allowed it to thrive, and it remains a common and iconic sight across the continent.

Category:Accipitridae Category:Birds of North America Category:Birds of prey