BANCROFT, J. Further Observations of Variation in Bird Nesting Habits. Blue Jay, [S. l.], v. 40, n. 2, 1982. DOI: 10.29173/bluejay4477. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4477. Acesso em: 8 may. 2024.