McClung, Jennifer Susan, Florent Goetschi, Adrian Baumeyer, and Klaus Zuberbühler. “Chimpanzee Immigration: Complex Social Strategies Differ Between Zoo-Based and Wild Animals”. Journal of Zoo and Aquarium Research 8, no. 1 (January 2, 2020): 10–17. Accessed December 5, 2024. https://www.jzar.org/jzar/article/view/326.