Across
- 1. has smooth skin; lives part time in water and part time on land
- 5. animals such as earthworms that have segments and move with setae
- 6. tiny stinging organelles found on some animals
- 8. a type of symmetry having body parts repeat around a central part
- 10. an arthropod with five pairs of legs and a claw
- 11. has scaly skin
- 12. gets food from water as it flows through its body
- 15. type of metamorphosis that includes egg, larva, pupa, and adult
- 17. the only mammal that can fly
- 18. eats both plants and animals
- 19. an arthropod with two body segments and eight legs
- 21. has three body segments and three pairs of legs
- 22. has hair
- 24. mammals that lay eggs
- 25. eats plants only
- 27. symmetry having two identical sides when divided down the middle
- 28. lives in or on another organism (host)
- 29. eats mainly insects
Down
- 2. have a soft body and a mantle
- 3. _____-blooded animals (ex: birds, mammals)
- 4. animals that can grow large because of better weight support
- 7. _____-blooded animals (ex: amphibians, fish, reptiles)
- 9. has feathers
- 10. has many body segments and many legs
- 13. animals that are active during the night
- 14. type of animals with tube feet and radial symmetry
- 16. animals without a backbone
- 20. eats other animals
- 23. the process of outgrowing an old exo-skeleton
- 26. fatty layer that insulates some animals