
Rock Ptarmigan (Lagopus muta)
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Found across the arctic region and high-elevations of the Northern Hemisphere
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Natural habitat is mid-elevation tundra and high elevation treeless areas in Europe
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Pair off for breeding, and male aids in rearing of young
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Turn white in the winter, but their tail feathers remain black

Willow Ptarmigan (Lagopus lagopus)
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Found across the northern latitudes within the Northern Hemisphere
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Natural habitat is lower elevation tundra or heather covered moorlands
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Red Grouse are a subspecies that occur on the British Isles and do not change color in the winter
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Pair off for breeding with males aiding in rearing of young

White-Tailed Ptarmigan (Lagopus leucura)
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Found in Utah
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Found throughout the highest elevation tundra across the Northern Hemisphere and areas of alpine tundra in the Rocky Mountains
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Natural habitat is high mountain/alpine tundra
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Smallest bird in the grouse family in North America
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Pair off for breeding and the male aids in rearing of young