Across
- 2. Change over time
- 3. Different shaped beaks depending on what island they came from
- 6. A species ability to blend with their surrondings
- 9. The scientisits that created the theory of natural selection
Down
- 1. What may make species more visable to predators then others.
- 2. When an animal disappears from earth forever
- 4. Weather conditions in different areas
- 5. The evolution of different speices is called natural ?
- 7. Presevered remains of anicent animals
- 8. The differences between animals within the same speices