Comparing Limbs & Evolution Crossword

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Across
  1. 1. Animals with a backbone
  2. 4. Refers to things that are alike
  3. 7. Refers to things that are not the same
  4. 8. Something animals use their limbs for (e.g. flying, swimming)
  5. 10. The upper arm bone in humans and many animals
  6. 11. A hard part of the body that makes up the skeleton
  7. 13. The framework of bones in the body
Down
  1. 2. The process by which species change over time
  2. 3. The outer forearm bone (thumb side)
  3. 4. A group of living organisms that can breed together
  4. 5. A body part used for movement like an arm, leg, or wing
  5. 6. Having similar structures due to shared ancestry
  6. 9. Another word for how something is built or arranged
  7. 12. The inner forearm bone (pinky side)