background bird birds black border design duck ducks groningen moving vector walking white binoculars girl goggles pond specs view watch watching coast coastline flying grass lyme Nyberg ocean sea straw sun sunset water cormorant cormorants feather feathers gdznia Poland rest swim animal animals down drake lake nature plumage surface tidal wave waves beak bec canard canards farm ferme oiseau oiseaux plumes volaille ducks geese and swans fauna seabird swan water bird waterfowl wildlife geese and swans vertebrate anas-superciliosa aquatic-birds bank black-eye-stripe brown-duck chroicocephalus-novaehollandiae color colour common differences diversity edge fowl grassy gray-and-white grey-and-white grey-duck gulls harmonious harmony lakeside Larus-novaehollandiae non-threatening not-threatened Pacific-black-duck quiet relaxed relaxing resting seabirds seagulls shadows silver-gull slope sunlight sunshine together waiting waterbirds widespread wild-ducks wild-life saavem