Animal Groups

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Across
  1. 2. no lungs, scales on skin
  2. 8. animals found in my room
  3. 10. marine animals with no clear left or right side
  4. 11. similar to insects but with more legs
  5. 13. only group with hair
Down
  1. 1. smooth worms
  2. 3. animals with no major organs
  3. 4. soft body, scraping tongue
  4. 5. animals with tough skin that live in water
  5. 6. small, no bones, some can fly
  6. 7. always lay eggs, have wings with bones
  7. 9. segmented worms
  8. 12. babies transform into adults in water