. . . . . . . . . "1941-06-01T00:00:00Z"^^ . . "Accipiter cooperii" . . "Progne subis" . . "Hamerstrom, F. N. Jr. and F. Hamerstrom. 1951. Food of Young Raptors in the Edwin S. George Reserve. Wilson Bulletin 63(1): 16-25." . . . . "Allen Hurlbert. 2017. Avian Diet Database." .