Across
- 2. how we classify organisms with similar traits
- 6. process where organisms better adapted to their environment tend to live and have more offspring
- 9. the hunter
Down
- 1. He believed in evolution
- 3. changes to an organism's DNA
- 4. an organism's child
- 5. changes that help an organism live better in their environment
- 7. the idea that is the best explanation of many observations
- 8. changes in characteristics over time
- 9. being hunted