HOUSTON, Stuart. First Saskatchewan Nest Record of Barred Owl. Blue Jay, [S. l.], v. 19, n. 3, 1961. DOI: 10.29173/bluejay2494. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2494. Acesso em: 6 may. 2024.