Traces a family of gibbons from the Sumatran jungle to the Milwaukee County Zoo.
- ISBN10 0817205063
- ISBN13 9780817205065
- Publish Date 1 January 1976
- Publish Status Out of Stock
- Out of Print 2 October 2008
- Publish Country US
- Imprint West Wind Press
- Format Hardcover
- Pages 81
- Language English