Across
- 3. mixture of sea water and river water
- 4. an interconnected system
- 6. the science or practice of farming
- 9. prevention of wasteful use of a resource
- 10. an animal or plant that takes over an area
Down
- 1. large reptile found in Africa,Asia,Americas,Australia
- 2. large reptile native to south eastern U.S.
- 5. largest wilderness east of Mississippi
- 7. a hybrid snake of python and anaconda
- 8. a large snake native to Asia
