![](http://www.rhinoresourcecenter.com/style_images/1/cat_arrow.gif) | Strike, T.; Pickard, A., 2000. Non-invasive hormone analysis for reproductive monitoring in female southern white rhinoceros (Ceratotherium simum simum). Proceedings of the 2nd Annual Symposium on Zoo Research, 6-7 July 2000, Paignton Zoo: pp. 191-197
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