Audiobook • 00:14:28 • August 2021

海象的长牙有什么作用？ 为什么豪猪是草原上的清道夫？ 越了解动物，越想为它们喝彩！ © 1998 by Qiu Guang. Published in paper format in Singapore by Pan Asia Publishing, recorded by Storyside 2021.