While accompanying his father on an expedition up the Amazon River to a jaguar preserve in Brazil, fourteen-year-old Jacob must contend with dangerous animals and fortune hunters.
- ISBN10 0786813121
- ISBN13 9780786813124
- Publish Date 3 February 1999 (first published 25 May 1997)
- Publish Status Active
- Publish Country US
- Imprint Hyperion
- Format Paperback (US Trade)
- Pages 256
- Language English