Cargo ship in transit in background and two ducks floating on Danube river

danube river birds floating on water two ducks belgrade fluvial water ripples swimming together overcast boat nature landscape flora and fauna in distance river bank passing by scenic view water reflection shore vessel male and female transport animals no editing coast cloudy going downstream transit gloomy fast movements romantic flow transportation trees mirror effect commerce freight cute couple zig zag in love raw footage economy cargo ship forest background species heavy load commercial european trade tree shadows colorful feathers