invertebrates

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Across
  1. 4. worm shaped body
  2. 6. skeleton or shell inside the body
  3. 9. which is a echinoderm tat lives in the sea
  4. 11. live inside there hosts
  5. 14. soft body over an internal skeleton
Down
  1. 1. no legs,spongy body with many holes
  2. 2. soft body hard shell
  3. 3. rough,spiny skin
  4. 5. flat
  5. 7. skeleton or shell that lies outside the body
  6. 8. it is a arthropod and lives on land
  7. 10. soft round body, no tentacles
  8. 12. animal with an exoskeleton,a segmented body
  9. 13. intrnal segments with some repeated organs
  10. 15. soft hollow body with tentacles
  11. 16. soft,unsegmented bodies no exoskeleton