Natural Selection

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Across
  1. 3. developing organism
  2. 6. How organisms with variations are better suited for survival
  3. 8. The scientist that developed the theory of natural selection
  4. 9. Organisms that have similar adaptations because they have a common ancestor
  5. 10. The timeline of Earth's history
  6. 13. The name of the earliest horse fossil
  7. 14. The name of Mr.Ray's class
  8. 15. Rayland rule #2
Down
  1. 1. Rayland rule #1
  2. 2. butterfly like organism that changes color to match it's environment
  3. 4. Organisms that have similar adaptations only because they are in a similar environment
  4. 5. Major change in the horse
  5. 7. The name of a fossil that looks like a horseshoe crab
  6. 11. organisms suited for their environment
  7. 12. Not all offspring are the same