1. Guangdong Key Laboratory of Animal Conservation and Resource Utilization, Institute of Zoology, Guangdong Academy of Science, Guangzhou, China
2. College of Veterinary Medicine, Agricultural University of Hebei, Baoding, China
3. College of Global Change and Earth System Science, Beijing Normal University, Beijing, China
4. College of Animal Science and Veterinary Medicine, Tianjin Agricultural University, Tianjin, China