Across
- 2. In order for an animal to survive in an environment it must _____.
- 5. The action and process of mutating.
- 7. This animals neck is believed to have grown in order for it to reach the leaves at the top of trees.
- 9. Humans are most closely related to this animal.
- 10. The process that living organisms have changed over time.
Down
- 1. Animals that cannot adapt to their environment will become ______.
- 3. A technique used for animals to hide from its predators in its surroundings.
- 4. A phrase used to describe natural selection is 'survival of the ______.'
- 6. Charles ______ was the scientist to suggest the theory of Natural Selection.
- 8. All living organism have said to have come from the _____.