Ключевые слова: alpine, animal, beautiful, bird, black, branch, chilly, cloud, clouds, cold, dark feathered, ecoregion, ecosystem, environment, fauna, feathers, flight, forest, frozen, habitat, icy, landscape, majestic, mountain, mountains, natural, nature, northern, observing, outdoor, outdoors, panoramic, peaks, perched, raven, rocky, season, sky, snow, snowy, solitary, stillness, summit, tranquil, tree, wild, wilderness, wildlife, winter, winter wonderland,