13-Widespread birds 分布广泛的鸟类 http://media.cp.com.cn/wp-content/uploads/2016/11/18071713-Widespread-birds.mp3
12-Widespread creatures 分布广泛的动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071712-Widespread-creatures.mp3
11-Animals of the polar regions 极地动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071711-Animals-of-the-polar-regions.mp3
10-Life in the ocean 海洋动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071710-Life-in-the-ocean.mp3
09-Desert wildlife 荒漠动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071709-Desert-wildlife.mp3
08-River, lake and wetland wildlife 河流、湖泊和湿地的动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071708-River-lake-and-wetland-wildlife.mp3
07-Grassland wildlife 草原动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071807-Grassland-wildlife.mp3
06-Mountain animals 山地动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071706-Mountain-animals.mp3
05-Forest and woodland wildlife 森林和林地动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071705-Forest-and-woodland-wildlife.mp3