Animal Life

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Across
  1. 3. coolest subject in universe
  2. 5. invertebrates that have jointed appendages
  3. 9. the simplest animals
  4. 10. Henson's jumping spider's name
  5. 11. hard outer covering of invertabrates
  6. 12. study of animals
Down
  1. 1. segment below the thorax
  2. 2. animals with a backbone
  3. 4. spiders and crabs are
  4. 6. one parent reproduction
  5. 7. moving using muscles
  6. 8. meaning "lives in salt water"