1. Department of Applied Mathematics, National University of Science and Technology, P.O. Box AC939, Ascot, Bulawayo, Zimbabwe
2. Department of Statistics and Operations Research, National University of Science and Technology, P.O. Box AC939, Ascot, Bulawayo, Zimbabwe
3. The Zimbabwe Parks and Wildlife Management Authority, Cnr Sandringham & Borrowdale Rd, Botanical Gardens, PO BOX CY140, Causeway Harare, Zimbabwe
4. Department of Biological Sciences, University of Zimbabwe, P.O. MP167 Mt. Pleasant, Harare, Zimbabwe
5. School of Wildlife and Ecology, Chinhoyi University of Technology, Chinhoyi, Zimbabwe