Radeke-Auer, Katharina, Anita Wittwer, Julia Aust, Marco Roller, Dennis Müller, Friederike von Houwald, Beatrice Steck, Rebecca Biddle, Lars Versteege, and Marcus Clauss. “Reproductive Non-Seasonality in Rhinoceroses: A Review of the in-Situ Literature and Birth Records of Ex-Situ Institutions”. Journal of Zoo and Aquarium Research 10, no. 1 (January 31, 2022): 23–30. Accessed February 21, 2024. https://www.jzar.org/jzar/article/view/628.