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

birds floating on water two ducks danube river belgrade swimming together fluvial calmness water current boat environment water ripples river bank water reflection male and female passing by transport in distance flora and fauna animals swimming upstream vessel shore no editing romantic transit transportation weather pecking cute couple flow coast mirror effect going downstream fast movements forest background commerce economy in love freight cargo ship species heavy load european trade raw footage shine commercial colorful feathers glow