BOXALL, Peter C. Additional Observations of the Barred Owl in Alberta. Blue Jay, [S. l.], v. 44, n. 1, 1986. DOI: 10.29173/bluejay4917. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4917. Acesso em: 4 may. 2024.