Across
- 1. open land usually too wet or too poor for farming
- 4. threatened with extinction
- 6. a keeping from injury
- 7. an animal that lives by killing or eating animals
- 9. the place where an animal lives or grows
- 10. existing in times before written history
Down
- 2. a class of things of the same king
- 3. people who is in favor of protecting natural resources
- 5. land that is barren or not fit for crops
- 8. no longer active