. . . . . . . "1974-01-01T00:00:00Z"^^ . . "Anas castanea" . . "Tracheophyta" . . "Delroy, L.B. 1974. The food of waterfowl (Anatidae) in the Southern Coorong saltwater habitat of south Australia. South Australian Ornithologist 27:157-163." . . . . "Allen Hurlbert. 2017. Avian Diet Database." .