PFANNERSTILL, V.; MABOGA, O. S. Not so solitary? White rhinos seek company when relaxed. Pachyderm, [S. l.], v. 62, p. 130–134, 2021. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/459. Acesso em: 9 dec. 2022.