Across
- 2. fish uses it to move
- 5. cover birds body
- 8. helps us to think
- 10. long and pointed beak
- 13. butterfly smells through these
- 14. causes air pollution
- 15. protects the brain
Down
- 1. filter the blood to produce urine
- 3. helps birds to eat food
- 4. largest egg
- 6. produce own kinds
- 7. how long a person lives
- 9. cockroach breathe through these
- 11. birds fly with these
- 12. tiny openings present underside leaves