Zoo animals from polar bear to walrus make their distinctive sounds for each other, while children imitate the sounds for the zookeeper.
- ISBN10 0805090665
- ISBN13 9780805090666
- Publish Date 25 October 2011 (first published 15 October 1991)
- Publish Status Active
- Publish Country US
- Imprint Henry Holt & Company
- Edition 20th Anniversary ed.
- Format Hardcover
- Pages 32
- Language English