1. Process of transformation from caterpillar to butterfly

2. Hard outer covering of a pupa

3. Ability of a butterfly to blend with its surroundings for protection

4. Organism, including butterflies, that helps in the transfer of pollen between flowers

5. Long-distance journey undertaken by butterflies to reach a more favorable environment

6. To move from one region to another in response to changes in season or resources

7. Inactive stage between a caterpillar and an adult butterfly

8. Distinct design or arrangement of colors on a butterfly's wings

9. Stage between successive molts of a caterpillar

10. Warm air currents that help butterflies to fly

11. Caterpillar stage of a butterfly's life cycle

12. Tiny overlapping structures that cover a butterfly's wings

13. Natural environment or home of a butterfly species

14. Two primary flight structures possessed by a butterfly

15. Relating to or located on the upper surface of a butterfly's body

16. Fine, powdery substance produced by flowers and transferred from one flower to another by butterflies

17. To drink nectar using a butterfly's proboscis

18. Sweet, sugary liquid that butterflies feed on