animal classifycation

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Across
  1. 2. flatworm
  2. 4. has 8 legs
  3. 5. earthworm
  4. 10. vertebrates
  5. 13. endoskeleton
Down
  1. 1. scaly
  2. 3. skeleton made out of cartilage
  3. 4. eggs laid in water
  4. 6. bony fish
  5. 7. second largest phylum
  6. 8. roundworms
  7. 9. covered in hair
  8. 11. jawless
  9. 12. caw caw