Morphing into killer whales, the Animorphs discover a whole new world where humans with gills exist in the deep waters below.
- ISBN10 0439106753
- ISBN13 9780439106757
- Publish Date 1 December 1999
- Publish Status Out of Stock
- Publish Country US
- Imprint Scholastic US
- Format Paperback
- Pages 142
- Language English