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The bald eagle is usually quite sensitive to human activity while nesting, and is found most commonly in areas with minimal human disturbance. It chooses sites more than 1.2 km (0.75 mi) from low-density human disturbance and more than 1.8 km (1.1 mi) from medium- to high-density human disturbance. [ 44 ]
Eagle is the common name for the golden eagle, bald eagle, and other birds of prey in the family of the Accipitridae. Eagles belong to several groups of genera, some of which are closely related. True eagles comprise the genus Aquila. Most of the 68 species of eagles are from Eurasia and Africa. [1]
Once located, prey is captured by diving. Eagles sometimes hunt by standing in or near shallow water on a sandbank, spit, or ice-floe, grabbing passing fish. Compared with its white-tailed and bald eagle relatives, Steller's sea eagle reportedly is a more "aggressive, powerful, and active" raptor. [30]
Harpy eagles are capable of hunting all size of sloths, including full-grown adult two-toed sloths weighing up to 9 kg (20 lb). [40] Along with sloths, monkeys, such as the tufted capuchin (Cebus appella), are one of the main prey of the harpy eagle [41] Another major prey of harpy eagles is monkeys.
[36] [37] The bald eagle broadly overlaps in size with the white-tailed eagle. In direct comparison, the white-tailed eagle averages somewhat larger in body mass than the bald eagle and may be marginally larger in bill and talon size, although these linear aspects can be quite similar between the two species.
The eye of a bird is larger compared to the size of the animal than for any other group of animals, although much of it is concealed in its skull. The ostrich has the largest eye of any land vertebrate, with an axial length of 50 mm (2.0 in), twice that of the human eye. [1] Bird eye size is broadly related to body mass.
Other booted eagles in the golden eagle's range are unlikely to be confused due to differences in size and form. The only species in the genus Aquila that exceeds the golden eagle in average wingspan and length is the wedge-tailed eagle of Australasia ; however, the wedge-tailed eagle is a slightly less heavy bird.
While few comprehensive measurements of the talon size of wild crowned eagles are known, one female museum specimen reportedly had a hallux-claw (or hind claw, which is the largest talon on accipitrids) of 6.2 cm (2.4 in), [22] while another female was measured at 5 years of age, the age of sexual maturity, 5.74 cm (2.26 in) in the hallux-claw ...