SCHIFFMANN, Christian; SCHIFFMANN, Linda; MÜLLER, Ella; COWL, Veronica; MÜLLER, Dennis; CLAUSS, Marcus. Solvable challenges, meaningful lives – welfare and reproduction in zoo animals. Journal of Zoo and Aquarium Research, [S. l.], v. 13, n. 4, p. 245–263, 2025. DOI: 10.19227/jzar.v13i4.902. Disponível em: https://jzar.org/jzar/article/view/902. Acesso em: 1 nov. 2025.