. . . . . . . . "1940-10-01T00:00:00Z"^^ . . "Antigone canadensis" . . "Zea mays" . . "Walkinshaw, L. H. 1949.�The sandhill cranes�(No. 29). Cranbrook Institute of Science." . . . . "Allen Hurlbert. 2017. Avian Diet Database." .