Across
- 3. animals eaten by predators
- 6. the end part used for mobility
- 7. a principal division of the pant and animal kingdom
- 10. small microscopic animal that drift in the water
- 12. a way to hide
- 14. the alternate rise and fall of the ocean surface
- 15. to escape
- 16. a accumulation of decaying organic matter
- 17. system of classifying living things
- 20. animals with backbones
- 21. animals with two shells
- 24. animals with no backbone
- 25. a phylum of animal with and without backbones
- 26. the place where the surface of the sea rises and falls
- 27. a classification of plant and animal
Down
- 1. a classification of plant and animals with common traits
- 2. marine slugs
- 4. a barbed thread like stinger
- 5. the phylum of soft-bodied animals
- 7. animals that kill and eat other animals
- 8. the shedding of exoskeleton
- 9. the phylum of invertabrate animals with spiny skin
- 11. getting used to something
- 13. the removal of internal organs
- 15. a process of development in a species
- 18. a phylum of invertabrate animals with special stinging cells
- 19. a protective covering
- 22. living on the bottom
- 23. the physical place where something lives