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A white-tailed ptarmigan in fully-white winter plumage. A ptarmigan displaying its natural camouflage, matching the patterns of the lichen covered rock of its environment. The white-tailed ptarmigan (Lagopus leucura), also known as the snow quail, is the smallest bird in the grouse tribe.
The breeding male has greyish upper parts with white wings and under parts. In winter, its plumage becomes completely white except for the black outer tail feathers and eye line. It can be distinguished from the winter willow ptarmigan by habitat and markings—the rock ptarmigan prefers higher elevations and more barren habitat. It also has a ...
Willow ptarmigan (also willow grouse) Lagopus lagopus (Linnaeus, 1758) Summer: marbled brown and reddish with black tail and white underparts; winter: most subspecies have white plumage except for black tail. 10–20 subspecies. Circumarctic range in forest and moorlands of northern Eurasia and North America. Status: Least Concern. Red grouse
In Scotland, grouse have two plumages (breeding and non-breeding), while in Scandinavia there is a third plumage, a white winter morph. The genetic basis for this is not in the melanin pigment system, and is probably due to regulatory changes. [8]
The summer plumage is browner and in the winter, the male willow ptarmigan lacks the rock ptarmigan's black stripe between the eyes and bill. [3] The white-tailed ptarmigan (Lagopus leucura) in North America is smaller, has a white tail and finely-barred greyer plumage and lives permanently above the tree line. [5]
Last year, just 17.6% of the Lower 48 experienced a white Christmas. This was the lowest percentage since records began in 2003.Outside of the West's higher elevations, there was an area of snow ...
A ruffed grouse found at the Kortright Centre for Conservation.. Grouse / ɡ r aʊ s / are a group of birds from the order Galliformes, in the family Phasianidae.Grouse are presently assigned to the tribe Tetraonini (formerly the subfamily Tetraoninae and the family Tetraonidae), a classification supported by mitochondrial DNA sequence studies, [2] and applied by the American Ornithologists ...
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