- 作者:Waring, Rob (EDT)
- 出版社:Cengage Learning 出版日期:2008-11-07
- 適讀:7-12歲
- 學習領域:語文
內容簡介
Orangutans are animals that are similar to humans in many ways. One similarity is their ability to communicate through language. This ability is being studied in a program at a zoo in Washington, D.C. What is the purpose of this program? How does it work?