1. School of Agriculture and Environmental Sciences, University of The Gambia, Brikama, The Gambia
2. Animal Science and Fisheries Management, College of Agriculture, Engineering and Science, Bowen University, Iwo, Osun, Nigeria
3. State Key Laboratory of Genetic Resources & Evolution, Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming, Yunnan, China
4. Department of Animal Genetics, Breeding and Reproduction, College of Animal Science, South China Agricultural University, Guangzhou, Guangdong, China
5. Department of Animal Sciences, Faculty of Agriculture, Obafemi Awolowo University, Ile-Ife, Nigeria