NISBET, I. C. T. Further Observations of Terns’ Eggs Enclosed by Hatched Eggshells. Blue Jay, [S. l.], v. 32, n. 3, 1970. DOI: 10.29173/bluejay4188. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4188. Acesso em: 19 may. 2024.