Duck Pond - Female And Male Mallard Ducks Swimming And Feeding On The Shallow River Flowing Near The Park In Romania In Summertime

duck pond mallard ducks duck mallard ducks mallard duck swimming feeding shallow river flowing water park romania outdoor animal animals beak wet feathers wings swim forage ripples running water lake pond closeup bird nat geo habitat environment behavior float wildlife rippling wild green feather wing avian cute brown birds waterfowl national geographic natural