| GMD | BOOK |
| Classification | 577 MCD |
| Publisher | Houghton Mifflin School, 2003-07 |
| Subject | Education / GeneralJuvenile Nonfiction / Science & Nature / Environmental Science & EcosystemsScienceEcologyEcology of AnimalsEcology, HumanFood Chains (Ecology)Forest ecologyHabitat (Ecology)Human EcologyPopulationHuman Conditions |
| ISBN | 9780618334292 |
| Additional ISBN | 0618334297 |
| URL | books.google.com.hk/books?id=IYtCPwAACAAJ&hl=&source=gbs_api |