. . . . . . . "1975-03-01T00:00:00Z"^^ . . "Aix sponsa" . . "Annelida" . . "Drobney, R.D. and L.H. Fredrickson. 1979. Food selection by wood ducks in relation to breeding status. Journal of Wildlife Management 43:109-120." . . . . "Allen Hurlbert. 2017. Avian Diet Database." .