Across
- 4. an area of land where wild animals can live in safety
- 5. a class of animals or plants that have the same characteristics and are able to breed together
- 6. protecting animals and plants,making sure they do not extinct
- 8. destroying something deliberately
Down
- 1. cutting down all the trees in a forest
- 2. to bring back to life
- 3. trying to stay alive in difficult situation
- 7. study of living things in relation to environment