SASKATCHEWAN NATURAL HISTORY SOCIETY. Go Easy on the Ducks. Blue Jay, [S. l.], v. 20, n. 3, 1962. DOI: 10.29173/bluejay2860. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2860. Acesso em: 13 dec. 2025.