Minggu, 07 April 2013

Bald Eagle


The Biggest Animals Kingdom and in The World | Bald Eagle | An adult bald eagle feathers on a stage with a white head and tail is brown. The tail is of medium length, slightly wedge-shaped. Beak, feet, and irises are bright yellow in color. Short hair free legs and large paws and toes and strong. Adult Bald Eagle is obvious that the natural range. Closely related to the African fish eagle (H. Vocifer) (very bald eagle out of range), but also a brown body, white together head and tail, but it differs from a white chest and the top of the bill for the bald black color . Immature Bald Eagle with a large protruding beak has (not slightly raised), a large head, wings of gold as the old straight-cut eagle (Aquila chrysaetos), the only other large bird, but vulturine in North America, followed by a flat and a rigid wing from defeated and completely organized with the hair does not cover the legs. If you are good, golden eagle feathers extremely opposite side of the neck and white squares (immature) look with a stain on an immature bald eagle, red and gold color is different from a rich, warm brown. Sometimes true in North America, the bald eagle prey (Accipitridae) as has been seen.

Bald Eagle 70-102 cm (28-40 inches) in length. Women 5.6 kg (12 lbs) and men against 4.1 kg (9.0 lbs) per average weight of males is greater than 25%. Mass and 1.88 m (6.2 ft) span Likewise, the little eagle medium SC 3.27 kg (7.2 pounds). 2.44 m on the wings of the eagle to the great women (8.0 ft) to reach 7.5 kg (17 lb) weight and length up to Alaska. Young birds are to name usually hard and uncomfortable as adults The natural range of the bald eagle in Canada, all of the continental United States and northern Mexico, including most of North America the covers. Birds, however, and "the only eagle native to North America. November halfway between Vancouver and Whistler, Squamish, British Columbia, 1 February to 2,000 birds in winter. Bald Eagle, U.S. coastlines, rivers, lakes or wetlands or other large bodies of open water, how much fish wetlands, all kinds occur during the breeding season. Research 11 km (7 miles) to a greater extent showed a preference for bodies of water and more than 10 square kilometers (4 square miles), with an area of the lake is best suited for breeding Bald Eagles.

Bald eagles are often softwood and trimming, mature and mature deciduous trees is require for roosting and nesting. Reports tree species is less important than a pair of eagles tree height, composition and location. Perhaps most important for this kind of relatively large trees surrounding the body is the abundance of water. Nesting trees in stagnant water, such as a mangrove, is slot 6m (20 feet) from the ground, very low. Florida, the Chesapeake Bay, diameter and height of 28 m (92 ft), an average of 82 cm (32) on the nesting trees, high average nesting tree 23 m (75 ft) in diameter and is 23 cm (9.1), respectively. Trees for nesting Greater Yellowstone 27 m (89 ft) high medium used. Most slots open water 200 m (660 ft) found within. Large distance from the open sea with a bald eagle nest recorded more than 3 km (1,9 miles), it was Florida. Florida, life, reproduction is usually lakes and rivers, pine forests, seasonally flooded flatwoods, scattered trees and grassland, open grassland, swamp and mangrove forest its banks.

Wyoming, poplar and pine trees and tall trees along streams and rivers are home to eagles nest in the rule. Surrounded by mature ponderosa pine trees in the riparian willow eagle represented Wyoming (Pinus ponderosa) habitats of thin strips of living large stand. Southeast Alaska, Sitka Spruce (Picea sitchensis) 20% (Tsuga), followed by 78% of the trees used for nesting eagles provided. Increasingly artificial ponds teeming with fish eagle's nest. Bald eagles are often very sensitive to human activities, while the nested and are more common in areas with minimal human disturbance. Low-density and high-density human disturbance sites, human disturbance than the average 1.8 km (1.1 miles), more than 1.2 kilometers (0.75 miles) sites. Moreover, in contrast to normal sensitivity for the inconvenience, Bald Eagle family moved to Harlem in New York City in 2010. While wintering eagles are less prone to interference and habitat in general. Drink plenty of water and dams partially dissolved perched on common areas with plenty of water to collect and (in northern climates). North America (especially inside) in the northern half, it can not be accessed to the water to prevent freezing of the earthly inhabitance bald eagles tend to be very popular.

Several companies, especially the young, eagles breeding in Florida after the distribution is subject to, for example, to the north in the summer disorganized. To take advantage of thermal updrafts Bald Eagle selects migration routes and food sources. Thermal bald eagle reaches sexual maturity at four or five years old when the migration produced by the sun, usually from 20.00 bis 18.00 clock time, usually takes place during the day. Eagles mate for life, are believed to be. Bald Eagle courtship involves elaborate calls and spectacular airshow. First of all slots in April or May, early breeding bald eagle nest or gain is usually in mid-February, compared to many other birds of prey, ovulation is usually the end of February (sometimes for the deep north, snow) and incubation in mid-March and early may, in general. Nest of birds in North America's largest, but every year a deep 4 meters (13 feet), 2.5 meters is too large for many years and is added with new material, used over and over again (8.2 ft) in diameter and weighs 1 ton (1.1 short tons) in Florida, a nest deep 6.1 m (20 feet) in diameter, 2.9 meters (9.5 feet), and found 3 short tons (2.7 t) weight. This slot is the largest tree nest ever recorded for an animal recorded. The nest is made usually near water, large trees, branches. This kind of Iceland Amchitka, Alaska, as he recorded mostly in remote areas largely terrestrial predators trees where bald eagles nest, where in breeding. In Sonora, Mexico ended, the Eagles (Pachycereus pectinaboriginum) catcuses observed on the nest. Nests have been reported in the cliffs and pinnacles of rock history in California, Kansas, Nevada, New Mexico and Utah, but it is currently only eggs in Alaska and Arizona 73 media produced only confirmed 58-85 mm (2.3 to 3.3) and 47 to 63 cm (19 by 54 mm (2.1 inches), a width of variable length mm (2.9 inches), -25 inches). Alaska eggs on average 130 g (4.6 oz) Saskatchewan average mass 114.4 g (4.04 oz) when they are on. As a final body size, egg size tends to increase further from Ecuador. Polygamy in exceptional cases rarely Eagles 1-3 eggs per year, producing four eggs, but it can. Eagles were able to get up to seven eggs in captivity. Day a young eaglet 170 g (6.0 oz), the highest growth rate of any North American bird, up. Children eagles away from their families for the first time after 8 weeks spread their feathers.
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