Across
- 2. round object
- 7. a flower
- 12. an invertebrate
- 13. cold blooded
- 16. part of a bird
- 17. gas giant
- 18. Thai fruit
- 19. to correct a mistake
- 20. property of object
- 21. depends of shape of container
Down
- 1. hard shell
- 3. a reptile
- 4. natural satellite
- 5. can see through it
- 6. plant process
- 8. amount of matter
- 9. no fixed shape
- 10. a carnivore
- 11. cutting object
- 12. lumps of ice
- 14. a fruit
- 15. beautiful rings