Across
- 4. Darwin's famous book
- 6. Darwin married his first __________
- 7. Structure lost its function
- 9. Darwin's career
- 12. Island made famous by Darwin
- 13. Darwin's ship he traveled on
- 15. Famous Galapagos reptile
- 16. Darwin feared this liquid
- 18. function the same, different structure
- 21. Charles_________
- 22. Explanation based on evidence
- 23. Structure the same, different function
Down
- 1. Darwin's resting place
- 2. Natural ____________
- 3. Life preserved in stone
- 5. Darwin refused to eat this bird
- 8. Darwin studied this bird
- 10. Trait best suited for environment
- 11. Darwin's birth place
- 14. Darwin's theory developed
- 17. years Darwin was at sea
- 19. _______of the fittest
- 20. change in DNA
