Palmer, R.A.
Brown, D.H.; Lent, P.C.; Trollope, W.S.W.; Palme, R. 2003. Browse selection of black rhinoceros (Diceros bicornis) in two vegetation types of the Eastern Cape Province, South Africa, with particular reference to Euphorbiaceae. Proceedings of the International Rangelands Congress 7: 509-512, figs. 1-5.
Palme, R.; Robia, C.; Messmann, S.; Moestl, E. 1998. Measuring faecal cortisol metabolites: a non-invasive tool to evaluate adrenocortical activity in mammals. Advances in Ethology 33: 27.






