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The peregrine falcon has a body length of 34 to 58 cm (13–23 in) and a wingspan from 74 to 120 cm (29–47 in). [11] [20] The male and female have similar markings and plumage but, as with many birds of prey, the peregrine falcon displays marked sexual dimorphism in size, with the female measuring up to 30% larger than the male. [21]
These birds are characterized by considerable amounts of dark slate-gray in their plumage; their malar areas are nearly always black. They feed mainly on smaller birds. Third are the peregrine falcon and its relatives, variably sized powerful birds that also have a black malar area (except some very light color morphs), and often a black cap ...
Peregrine Falcons nesting at University of California, Berkeley. Cal Falcons is a website and social media community featuring three live streaming webcams trained on a peregrine falcon nest site atop Sather Tower at the University of California, Berkeley. Cal Falcons is known for its extensive social media presence and following. [1]
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A large falcon, it preys on birds and bats. [2] Most likely either the lanner or peregrine falcon was the sacred species of falcon to the ancient Egyptians, [3] and some ancient Egyptian deities, like Ra and Horus, were often represented as a man with the head of a lanner falcon.
The bird that can achieve the greatest airspeed is the peregrine falcon (Falco peregrinus), able to exceed 320 km/h (200 mph) in its dives. [1] [2] A close relative of the common swift, the white-throated needletail (Hirundapus caudacutus), is commonly reported as the fastest bird in level flight with a reported top speed of 169 km/h (105 mph ...
In 1980, captive-born birds successfully reproduced in the wild for the first time. The species's North American population steadily increased at 5–10% annually, allowing for population recovery. [2] The peregrine falcon was removed from the US Endangered Species List in August 1999, [5] and Cade was recognized as a "savior" of the species. [1]
Falconidae is a family of diurnal birds of prey and includes caracaras, laughing falcon, forest falcons, falconets, pygmy falcons, falcons and kestrels.They are small to medium-sized birds of prey, ranging in size from the black-thighed falconet, which can weigh as little as 35 grams (1.2 oz), to the gyrfalcon, which can weigh as much as 1,735 grams (61.2 oz).