Stock Photo: Red-billed Whistling-duck (Dendrocygna autumnalis) adult, flapping wings, standing in shallow water, South Padre Island, Texas, U.S.A., april

Stock Photo: 4421-4107 Red-billed Whistling-duck (Dendrocygna autumnalis) adult, flapping wings, standing in shallow water, South Padre Island, Texas, U.S.A., april