The Animorphs are in real trouble when they transform into flies to invade the new base of the alien Yeerks, and Jake becomes the enemy after falling into the Yeerk regeneration pool.
- ISBN13 9780545291583
- Publish Date 1 March 2012
- Publish Status Out of Stock
- Out of Print 28 August 2016
- Publish Country US
- Imprint Scholastic US
- Format Paperback
- Pages 160
- Language English