The Cat and The Lobster

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Across
  1. 2. the part of an invertebrate that sticks out from the body
  2. 5. the front of the body
  3. 6. the back of the body
  4. 7. plants can use this process to make food, but animals cannot
  5. 8. the Latin word from which "cat" is derived
  6. 11. the description of animals that do not have a spine
  7. 12. the part of an animal that sends signals to and from all different parts of the body to coordinate movement
  8. 14. plants have this within them but animals do not
  9. 15. the long flat bone in the center of the chest
Down
  1. 1. the direction lobsters swim
  2. 3. the name for the lobster's fused head and thorax
  3. 4. the upper side in a quadruped
  4. 5. the branch of the animal kingdom in which Cuvier placed lobsters
  5. 8. one of the four chemical elements that are the principal component of living things
  6. 9. a description of a living thing, meaning it is not just a mixture of different parts
  7. 10. this is what cats do that made them valuable to ancient Egyptians
  8. 13. the lower side in a quadruped