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The Gyr Falcon (Falco rusticolus), also spelled Gyrfalcon, is a large bird of prey. This species breeds on Arctic coasts and islands of North America, Europe and Asia. It is mainly resident, but some birds disperseLong-distance land bird migration Many species of land birds migrate very long distances, the most common pattern being for birds to breed in the temperate or arctic northern hemisphere and winter in warmer regions, often in the tropics or the southern he more widely, after the breeding season, or in winter.

It is a bird of tundra and mountains, with cliffs or a few patches of trees. It lays 2-6 eggs on a cliff ledge nest.

This is the largest falcon, at more than 60cm in length with a wingspan up to 130cm, similar to the Common BuzzardThe Common Buzzard Buteo buteo is a bird of prey from the Old World. Its is typically between 51-57 cm in length with a 110 to 130 cm wingspan, making it a medium-sized raptor. Its range covers most of Europe and extends into Asia. It is resident except i. It is like a large Peregrine FalconThe Peregrine Falcon Falco peregrinus is a medium-sized falcon about the size of a large crow: 15 to 21 inches (38-53 cm) long. It has a wingspan of about 40 inches (1 m). Males weigh 570-710 grams; the noticeably larger females weigh 910-1190 grams. in general structure, but broader-winged and longer-tailed than that species. It usually hunts by horizontal pursuit, rather than the Peregrine's stoop from a height, and takes bird and mammal prey such as PtarmiganThe Ptarmigan Lagopus mutus is a small (31-35cm) bird in the grouse family. It is a sedentary species, breeding across subartic Eurasia on rocky mountainsides and tundra. There are isolated populations in the Pyrenees, the Alps and the mountains of Scotlas and lemmingSee also: Lemmings (computer game Dicrostonyx Lemmus Synaptomys Myopus Incomplete listing: see vole Lemmings are small rodents, usually found in or near the Arctic. Together with the voles and muskrats, they make up the subfamily Arvicolinae (also known as.

Plumage is very variable in this species, although typically adults have slate-grey back and wings, and young birds are browner. Sexes are similar. GreenlandThis article is about Greenland, the island dependency of Denmark. For information about the town of Greenland, see Greenland, New Hampshire. Greenland ( Greenlandic: Kalaallit Nunaat "The Land of the Greenlanders (Kalaallit)"; Danish: Gronland , an Arcti Gyr Falcons have white plumage, flecked with grey on the back and wings. Other geographical forms are varying intensities of grey in coloration, with IcelandThe Republic of Iceland is an island nation in the northern Atlantic Ocean, located between Greenland and Scotland, northwest of the Faroe Islands. Lydveldid Island ( In Detail) (Full size) National motto: none Official languageNone. Icelandic de facto''.ic breeders being the palest, and Eurasian birds considerably darker.