LUDLOW, Aline & Douglas. Great Grey Owl – Gray Squirrel Encounter. Blue Jay, [S. l.], v. 54, n. 4, 1996. DOI: 10.29173/bluejay5162. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/5162. Acesso em: 22 jul. 2024.