While she studies condors in the Grand Canyon a scientist's life is threatened, and the strange, hostile, teenage computer whiz in her family's foster care might be involved.
- ISBN10 1299571794
- ISBN13 9781299571792
- Publish Date 1 January 2011 (first published 1 March 2002)
- Publish Status Active
- Out of Print 1 April 2015
- Publish Country US
- Imprint National Geographic Society
- Format eBook
- Language English