SASKATCHEWAN NATURAL HISTORY SOCIETY. Progress in the Protection of Hawk and Owls. Blue Jay, [S. l.], v. 14, n. 2, 1956. DOI: 10.29173/bluejay1892. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/1892. Acesso em: 4 apr. 2025.