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Although hawks are known for being violent predators, some are gentle and quiet. [citation needed] Hawks fly by flapping their wings rapidly then relying on momentum to glide through the air. [20] Like other birds, they are known to form flocks when migrating, which improves survival rates over traveling alone. Flocks of birds, especially hawks ...
The red-tailed hawk, ferruginous hawk, and rarely, the red-shouldered hawk are all examples of species from this genus that are used in falconry today. The red-tailed hawk is hardy and versatile, taking rabbits, hares, and squirrels; given the right conditions, it can catch the occasional duck or pheasant. The red-tailed hawk is also considered ...
Buteo is a genus of medium to fairly large, wide-ranging raptors with a robust body and broad wings. In the Old World, members of this genus are called "buzzards", but "hawk" is used in the New World (Etymology: Buteo is the Latin name of the common buzzard [1]).
Many well-known birds such as hawks, eagles, kites, harriers and Old World vultures are included in this group. The osprey is usually placed in a separate family ( Pandionidae ), as is the secretary bird ( Sagittariidae ), and the New World vultures are also usually now regarded as a separate family or order.
[23] [24] [25] Distribution and biogeographic history highly determine the origin of migration in birds of prey. Based on some comparative analyses, diet breadth also has an effect on the evolution of migratory behaviour in this group, [11] but its relevance needs further investigation. The evolution of migration in animals seems to be a ...
The species was once known as "pigeon hawk" in North America. [12] Although the merlin's name looks and sounds like the name of the wizard Merlin prominent in Arthurian legend, the bird is not named after the wizard. [13] The wizard's name is an English cognate of the Welsh name "Myrddin" and is unrelated to the name of the bird.
Intermediate in size are the hawks of Santiago Island, on which males weigh an average of 963 g (2.123 lb) while females average 1,295 g (2.855 lb). The largest known are the hawks on Española Island, which are amongst the largest Buteo known anywhere, with males averaging 1,137 g (2.507 lb) and females averaging 1,578 g (3.479 lb). [3]
The longest lived known bird is 16 years and 5 months. However, adults rarely live more than 8 years. Early mortality mainly results from predation. Predators of eggs and nestlings include raccoons, skunks, badgers, foxes, crows and ravens, dogs, and owls. Fledglings are also predated regularly, especially by great horned owls. [23]