Paperback, 166 pages
English language
Published January 1998 by Scholastic Inc..
3 stars
(1 review)
Having learned that someone has discovered proof of alien life and hidden the proof on the top-secret base called Zone 91, Cassie and the Animorphs struggle to keep the evil Yeerks away from the place.
Subjects
- Extraterrestrial beings
- Science fiction
- Juvenile fiction
- Metamorphosis
- Fiction