Across
- 3. to slowly change
- 7. Selection the process in which the strongest creatures survive and their traits are passed down to their offspring
- 8. a physical change over time that increases a creatures chance of survival
- 10. to have a something, a trait or physical item be passed down to you
- 11. the theory that every creature evolved from one organism and branched into new species
Down
- 1. an adaptation that makes a creature harder to spot
- 2. a kind or sort of animal
- 4. differences between a select group of creatures or things
- 5. A creator of the theory of natural selection
- 6. a change in DNA
- 9. an idea used to account for a situation or justify a course of action.