 | Berkeley, E.V., 2011. Sex allocation, diet, and small population management of African rhinoceros. Thesis submitted to the Victoria University of Wellington, New Zealand, pp. 1-127
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 | Berkeley, E.V.; Linklater, W.L., 2010. Annual and seasonal variation in rainfall may influence progeny sex ratio in the black rhinoceros. South African Journal of Wildlife Research 40(1): 53-57
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 | Berkeley, E.V.; Linklater, W., 2007. The effects of changes in body condition on rhinoceros birth sex ratios: initiation of a worldwide zoo research study. ARAZPA Conference Proceedings 2007: 1-5
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 | Berkeley, E.V.; Linklater, W.L., 2006. What do stressed and obese people have in common with black rhinos in captivity?. Aardvark (Newsletter of the Zoological Society of Southern Africa) 2006 October: 6-7, fig. 1
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 | Berkeley, E.V.; Kirkpatrick, J.F.; Schaffer, N.E.; Bryant, W.M.; Threlfall, W.R., 1997. Serum and fecal steroid analysis of ovulation, pregnancy, and parturition in the black rhinoceros (Diceros bicornis). Zoo Biology 16 (2): 121-132, figs. 1-4, tables 1-2 - https://doi.org/10.1002/(SICI)1098-2361(1997)16:2<121::AID-ZOO3>3.0.CO;2-C
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