ducks swimming together across a lake at sunset with forest in the background höhenfeldersee in cologne germany

ducks swimming together lake sunset forest background hohenfeldersee cologne germany wildlife nature water reflection serenity tranquility scenic beauty picturesque outdoor peaceful recreation nature reserve birdwatching wildlife photography evening colors natures beauty wildlife habitat aquatic bird species nature conservation forested natural landscape biodiversity leisure wildlife observation migratory birds wetlands aquatic ecosystem sunset colors natures symphony harmony dusk calm idyllic serene exploration ecological