交作业

来源: 于 2024-08-16 12:03:40 [旧帖] [给我悄悄话] 本文已被阅读：次

After more than 10 years of effort, Panda Yingying from Ocean Park Hong Kong delivered twin babies before her 19th birthday(equivalent to 57 year old human), and became the oldest panda mama of reproductive age among all that are known.