apocalyptic appearance beams beautiful black breaking through bright brilliant cloud clouds color colorful colour colourful contrast contrasting dark dark clouds darkening darkness disturbing dramatic dusk evening foreboding frightening glory golden light lighting moody nature radiant radiating rays setting sun shining shining through skies sky spreading sun sunlight sunset threatening wild bird coloring colouring common dark-water domestic duck fairly-large farm-bird fowl paddling park pond poultry public reflecting reflection swimming urban water water-bird water-fowl white white-plumage widespread wildlife aeroplane aircraft airplane angled angles atmosphere blue changing dark-clouds distant formations gray grey layers levels plane silhouettes sloping textures trees weather abstract abstraction background colours green magenta orange red texture yellow breaking-through colored colors coloured conditions heavy Morning movement perspectives shapes sunrise variations various cloud formations