GERRARD, J. M.; WHITFIELD, D. W. A.; MAHER, William J. Osprey - Bald Eagle Relationships in Saskatchewan. Blue Jay, [S. l.], v. 34, n. 4, 1970. DOI: 10.29173/bluejay3883. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/3883. Acesso em: 2 may. 2024.