Across
- 1. Defensive gland of swallowtail caterpillars
- 2. Able to see ultraviolet light, in addition to the blue, green, and red
- 3. Structures that cause light waves to overlap and interact
- 8. Shimmering color-changing effect
- 9. Tube-like structure through which eggs are laid
- 12. Blue or green pigments
- 13. Fourth leg segment
- 15. Semitransparent structure
- 16. Strong natural polymer in exoskeletons
- 19. Skin of insects
- 20. Warning coloration
- 22. Light filtered in one direction
- 23. Tiny structures on wings arranged like shingles on a roof
- 25. Second leg segment
- 26. Fifth leg segment
- 27. Third leg segment
Down
- 1. Red, orange, or tan pigments
- 4. Skin of insects
- 5. Able to see blue, green, and red
- 6. Green pigment
- 7. Light-bending structures
- 10. Tube-like tongue in butterflies
- 11. Yellow, orange, and red pigments
- 14. First leg segment
- 17. Brown or black pigment
- 18. Blue or cyan pigment
- 21. Last segment of an insect leg that includes claws
- 24. Orange pigment