KERWIN, M. Larry. Winter Food Habits of the Common Redpoll and the Horned Lark in Saskatchewan. Blue Jay, [S. l.], v. 28, n. 3, 1970. DOI: 10.29173/bluejay3736. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/3736. Acesso em: 3 may. 2024.