White-tailed ptarmigan cover. The white-tailed ptarmigan was introduced into the Sierra Nevada of California, Wallowa Mountains in Oregon, and Uinta Mountains of Utah in the 1970s. It may have been native here during the early Pleistocene but became locally extinct due to climate changes with greater snow-cover in spring impacting on its breeding season. Alternatively, it may have been unable to colonize the Sierra Nevada because of the barriers provided by the Columbia River and the Great Basin, and the low altitudes of the intervening South Cascades. This herbivorous bird's diet varies seasonally. Nitrogen-rich snow buttercup leaves are favored in the spring
Hotel Arctic (Greenland) it themselves. Ingredients such as musk-ox, reindeer, Greenland halibut, Arctic hare, ptarmigan, wolffish, mussels, sea urchins, redfish and much more are on the menu daily. Herbs are collected in the fells: sheep sorrel, knot weed, mountain sorrel, lousewort, northern marsh yellowcress, common mouse ear, knotted pearlwort and many more. Additional food and beverage options are Café Ferdinand and the Ice Bar. In summer buffets are served on the terrace, with views to the City of Ilullsat and Icebergs passing by. The hotel has 5-star conference facilities is amongst the leading conference centres in Scandinavia and the North. Facilities for up