SCOTT, Lorne. Male Eastern Bluebird Assists Female Mountain Bluebird in Raising Young. Blue Jay, [S. l.], v. 29, n. 3, 1971. DOI: 10.29173/bluejay3757. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/3757. Acesso em: 22 jul. 2024.