Meet Gyrfalcon: World's Largest Falcon

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The gyrfalcon is the world's largest falcon, with females larger than males

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The gyrfalcon was the bird of kings in traditional falconry. It is also the official mascot of the US Air Force Academy

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Males are 48-61 cm long, weigh 805-1,350 g, and have a wingspan of 110-130 cm

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Females are 51-65 cm long, weigh 1,180-2,100 g, and have a wingspan of 124-160 cm

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Gyrfalcons have three plumage phases: gray, black, and white. They also have a notched beak, dark eyes, and pointed wings

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They live in arctic and sub-arctic regions, breeding on remote cliffs, islands, and rocky seacoasts

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They primarily eat birds, especially ptarmigan and sea birds, but also eat mammals like lemmings, ground squirrels, and rabbits

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