Evolution/Natural Selection
Across
- 2. islands Darwin observed natural selection on
- 5. Darwin waited so long to post his ideas because they were ____
- 7. short term scales
- 10. forelimbs of bats and whales
- 13. who said we need our death rate to increase?
- 14. what are the Galapagos islands west of?
- 16. other name for natural selection
- 19. how long did the Beagle Voyage take?
- 20. legs on a skink
- 21. Organisms with low fitness produce few offspring and __
Down
- 1. whale bones are an example of this
- 3. who's essay convinced Darwin to publish his book?
- 4. common ancestors, different functions
- 6. change over time can result in
- 8. evolution occurs through the process of this
- 9. long time scale
- 11. where was Wallace and Darwin's papers published?
- 12. what group of people had been observing and using variations in organisms?
- 15. DNA/supports evolution
- 17. naturalist who established evolution
- 18. the bird Darwin based his findings off of