Institution: | 1. Percy FitzPatrick Institute of African Ornithology, DST/NRF Centre of Excellence, University of Cape Town, , Rondebosch, 7701 South Africa;2. Applied Biodiversity Research Division, South African National Biodiversity Institute, Kirstenbosch Research Centre, , Claremont, 7735 South Africa;3. Tropical Resource Ecology Programme, Department of Biological Sciences, University of Zimbabwe, , Harare, Zimbabwe |