Sichuan Agricultural University, Shanghai Wild Animal Park, China Conservation and Research Center for the Giant Panda (CCRCGP), Shanghai Wild Animal Park, Shanghai Wild Animal Park, Sichuan Agricultural University, China Conservation and Research Center for the Giant Panda (CCRCGP), China Conservation and Research Center for the Giant Panda (CCRCGP), Sichuan Agricultural University, Sichuan Agricultural University, Sichuan Agricultural University, China Conservation and Research Center for the Giant Panda (CCRCGP), Sichuan Agricultural University, Sichuan Agricultural University and Sichuan Agricultural University