Across
- 1. barbed hairs on a spider that produce irritation in enemies
- 4. animal that has two body parts and crusty exoskeleton
- 5. another name for the stage in which the larva turns into an adult
- 6. outer covering providing protection and support
- 9. front segment of the insect body
- 10. animal with segmented legs or feet
- 13. starchy substance forming an exoskeleton
- 15. animal with segmented body with one pair of feet per segment
- 17. opening in an insect's side for air flow
- 20. early stage of an animal that undergoes metamorphosis
- 23. animal with three body parts, six legs, wings, and antennae
- 25. eye with multiple lenses
- 26. internal skeleton
- 27. immature insect that experiences incomplete metamorphosis
- 29. one with no blood vessels to carry the blood
- 30. animals with distinct sections of their bodies
- 31. can be divided symmetrically by any lateral line through the center of the circle
Down
- 2. body part that is a combined head and thorax
- 3. change occurring in insects that looks like their parents when they hatch
- 7. can be divided symmetrically by any line through the center of the body
- 8. having no symmetry
- 11. can be divided symmetrically by only one lateral line
- 12. back segment of an insect or other arthropod body
- 14. animal with segmented body with two pairs of feet per segment
- 16. middle segment of the insect body
- 18. change occurring in insects that look very different from their parents when they hatch
- 19. organs which produce silky thread
- 21. stage in which the larva turns into an adult
- 22. process producing light in an animal through chemical reactions
- 24. animal with two body parts and eight legs
- 28. animal with many feet, specifically centipedes and millipedes