When his older brother talks about dinosaurs during a visit to the zoo, Patrick is afraid, until he discovers they all died millions of years ago.
- ISBN13 9780899194028
- Publish Date 23 September 1985 (first published 19 September 1983)
- Publish Status Unknown
- Publish Country GB
- Imprint Houghton Mifflin Co International Inc.
- Format Paperback
- Pages 32
- Language English