White-tailed ptarmigan and development of the chicks. This suggests that the hens' food calls assist in enhancing survival rates of juvenile ptarmigans. The young birds remain with their mother throughout the summer and autumn season. The white-tailed ptarmigan is well-camouflaged when on the ground. In his pioneering 1909 book on the subject, "Concealing-Coloration in the Animal Kingdom", the American artist Abbott Thayer wrote: The white-tailed ptarmigan has feathers located on its feet to serve as protection from the extreme cold often experienced in the alpine tundra environment. In addition, these birds have feathers around their nostrils to warm the air prior to
2008 Arctic Winter Games 2008 Arctic Winter Games Approximately 2,000 athletes, coaches, team staff and officials participated in the 2008 Arctic Winter Games in Yellowknife, Northwest Territories in Canada, celebrating the 20th event. The 2008 games took place from March 9 through March 15. Events were held in and around the city of Yellowknife. This was the fourth time Yellowknife had hosted the games, and the fifth time overall in the Northwest Territories. The 2010 Games will be held in Grande Prairie, Alberta. Competition was held in alpine skiing, badminton, basketball, biathlon, cross-country skiing, curling, Dene games (see Dene), dog mushing, figure skating, gymnastics,