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