gadwalls in flight in a sunny day

gadwall mareca strepera anatidae dabbing duck wwidespread common male female in flight fly wings open feather plumage dark bill orangeedged white speculum belly waterfowl migrator patterned grey black rear end sky blue clear background winter december miriano lake narni terni umbria italy daylight sunlight sunny outdoor zoology ornithology environment animal bird light brown adult wetlands marshes nest small flock monogamous eggs brood