Across
- 2. happening very often
- 5. poisonous
- 6. danger/risk
- 9. well-known
- 10. process of dying out
- 12. preserving sth.
- 14. charitable organisation
Down
- 1. leading to a positive/desired outcome
- 3. caught up in
- 4. spoiling the quality of sth.
- 7. environment that certain species live in
- 8. group of animals that share common features
- 11. making impure by pollution
- 13. save from harm