Radeke-Auer, K., Wittwer, A., Aust, J., Roller, M., Müller, D., von Houwald, F., Steck, B., Biddle, R., Versteege, L. and Clauss, M. (2022) “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(1), pp. 23–30. doi: 10.19227/jzar.v10i1.628.