| GMD | Text |
| Classification | 576.8 GAT |
| Publisher | London, Scholastic, c2008. |
| Subject | Evolution (Biology) -- Juvenile literature.Science -- Juvenile literature. |
| Series | Horrible science. |
| Description | 142 p : ill ; 20 cm. |
| ISBN | 9781407105352 |
| Suitable | From 6 To 10 |