1. Department of Biology, Lund University , Lund , Sweden
2. Department of Ecology, Evolution and Organismal Biology, Brown University , Providence, RI , United States
3. Institute at Brown for Environment and Society, Brown University , Providence, RI , United States
4. Department of Ecology and Genetics, Uppsala University , Uppsala , Sweden
5. Department of Biology and Environmental Science, Linneaus University , Kalmar , Sweden
6. Directorate Animal Sciences, Western Cape Department of Agriculture , Oudtshoorn , South Africa
7. Department of Animal Sciences, Stellenbosch University , Stellenbosch , South Africa