Ключевые слова: autumn, beak, bird, brick, brickwork, brown, calidris alba, cold, construction debris, feather, fingers, freeze, gray, kazan, legs, migratory bird, ornithology, paws, plumage, river, russia, sandpiper, shorebird, silver, small, stand, stones, tail, tufted, volga, wading bird, water, white, wings,