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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 Red Army issued a report, "Tactical and Technical trends, No. 17" in January 1943 on the camouflage of tanks in winter. It advised either all-white using zinc white or titanium white paint for level, open country, or disruptive two-colour winter camouflage for areas with more variety including "forests, underbrush, small settlements, thawed ...
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
The red grouse is differentiated from the willow ptarmigan and rock ptarmigan by its plumage being reddish brown, and not having a white winter plumage. The tail is black and the legs are white. There are white stripes on the underwing and red combs over the eye. Females are less reddish than the males and have less conspicuous combs.
Lagopus muta pyrenaica – MHNT. The rock ptarmigan (Lagopus muta) is a medium-sized game bird in the grouse family.It is known simply as the ptarmigan in Europe. It is the official bird for the Canadian territory of Nunavut, [4] where it is known as the aqiggiq (ᐊᕿᒡᒋᖅ), and the official game bird for the province of Newfoundland and Labrador. [5]
Plumage of a bird that is camouflaging. For example, the white winter plumage of ptarmigans is cryptic as it serves to conceal it in snowy environments. [134] The opposite, "advertising" plumage, is termed "phaneric", such as male birds in colourful nuptial plumage for sexual display, making them stand out to a high degree. [135] culmen
The willow ptarmigan is the state bird of Alaska. The list of birds of Alaska includes every wild bird species recorded in the U.S. state of Alaska, based on the list published by the Alaska Checklist Committee. As of January 2022, there were 534 species on the official list. Of them, 55 are considered rare, 149 are casual, and 79 are accidental, all as defined below. Another 18 and a species ...
Red grouse, L. l. scoticus, plumage shows less white than other subspecies Male L. l. alascensis in winter plumage Female L. l. lagopus in summer plumage The willow ptarmigan's scientific name , Lagopus lagopus is derived from Ancient Greek lagos ( λαγως ) ' hare ' + pous ( πους ) 'foot', in reference to the bird's feathered feet which ...