Attributes / relations provided by
♦ ¹The Diet of the Hippopotamus in Ndumu Game Reserve, Natal, as Determined by Faecal Analysis, J.S.B. Scotcher, D.R.M. Stewart, C.M. Breen, S.-Afr. Tydskr. Natuurnavors. 8:1-11 (1978)
♦ ²Co-existence and niche segregation of three small bovid species in southern Mozambique, Herbert H.T. Prins, Willem F. de Boer, Herman van Oeveren, Augusto Correia, Jorge Mafuca and Han Olff, 2006 East African Wild Life Society, Afr. J. Ecol., 44, 186–198
♦ ³C. R. Field (1970) A Study of the Feeding Habits of the Hippopotamus (Hippopotamus amphibius Linn.) in the Queen Elizabeth National Park, Uganda, With Some Management Implications, Zoologica Africana, 5:1, 71-86,