1. Birds of Prey Programme, Endangered Wildlife Trust, Midrand, South Africa
2. Centre for Functional Biodiversity, University of KwaZulu-Natal, Scottsville, South Africa
3. Acopian Center for Conservation Learning, Hawk Mountain Sanctuary, Orwigsburg, Pennsylvania, United States
4. Southern African Wildlife College, Kempiana Nature Reserve, Hoedspruit, South Africa
5. University Center of Tenkodogo, University Thomas Sankara, Tenkodogo, Burkina Faso
6. Laboratory of Animal Biology and Ecology, Joseph Ki-Zerbo University, Ouagadougou, Burkina Faso
7. FitzPatrick Institute of African Ornithology, University of Cape Town, Cape Town, South Africa