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- Lagopus mutus
Identification
31-35cm. Its feathers moult from white in winter to brown in spring or summer. Breeding males have greyish upper parts with white wings and underparts. In winter, plumage becomes completely white except for the black tail.
Distribution
Arctic and subarctic Eurasia and North America including Greenland.
Taxonomy
Habitat
Rocky mountainsides and tundra.
Behaviour
Its diet includes birch and willow buds and catkins when available. They will also take various seeds, leaves, flowers and berries of other plant species. Insects are also taken by the developing young.
