Across
- 2. turned to stone
- 4. complete damage
- 6. plant eater
- 8. changes
- 10. natural behavior
- 11. relating to genes
- 13. hunts for food
- 15. all failing
- 17. scientist who digs
- 18. observation
Down
- 1. genetic material
- 3. dig
- 4. make an exact copy
- 5. early stage
- 7. no more
- 9. reptile
- 12. meat eater
- 14. control
- 15. safety
- 16. defend an area