Hal and Roger Hunt head off for another challenging mission-this time to search for gorillas deep in the Congo jungle. But when the boys stumble across the evil trade in baby gorillas, someone seems determined to silnece them once and for all.
- ISBN10 009918351X
- ISBN13 9780099183518
- Publish Date 20 May 1993 (first published June 1969)
- Publish Status Out of Print
- Out of Print 20 November 2012
- Publish Country GB
- Publisher Penguin Random House Children's UK
- Imprint Red Fox
- Edition New edition
- Format Paperback (A-Format (178x111 mm))
- Pages 224
- Language English