DaMao,a5-year-oldmalefromtheChengduResearchBaseofGiantP...
問題詳情：DaMao,a5-year-oldmalefromtheChengduResearchBaseofGiantPandaBreedinginSichuan,andErShun,a4-year-oldfemalefromChongqingZoo,willstayinCanadafor10yearsunderaconservationagreement 41 thetwoco...