JACOBSON, Sarah L; HOPPER, Lydia M; SHENDER, Marisa A; ROSS, Stephen R; LEAHY, Maureen; MCNERNIE, Janice. Zoo visitors’ perceptions of chimpanzee welfare are not affected by the provision of artificial environmental enrichment devices in a naturalistic exhibit. Journal of Zoo and Aquarium Research, [S. l.], v. 5, n. 1, p. 56–61, 2017. DOI: 10.19227/jzar.v5i1.250. Disponível em: https://jzar.org/jzar/article/view/250. Acesso em: 21 dec. 2024.