SASKATCHEWAN NATURAL HISTORY SOCIETY. Attention! New Peterson Bird Field Guide. Blue Jay, [S. l.], v. 19, n. 2, 1961. DOI: 10.29173/bluejay2312. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2312. Acesso em: 13 dec. 2025.