COOPER, Mark; JORDAN, Lara. Random time-activity budgets in captive Southern Ground Hornbill Bucorvus leadbeateri. South African Journal of Science, [S. l.], v. 109, n. 7/8, p. 2, 2013. DOI: 10.1590/sajs.2013/a0028. Disponível em: https://sajs.co.za/article/view/3922. Acesso em: 6 may. 2024.