Across
- 1. To change to suit the environment.
- 4. The scientific study of living things.
- 6. Animals and plants living in nature.
- 7. A person who studies something carefull
- 8. How hot or cold something is.
- 9. Finding something for the first time.
- 10. Staying alive in difficult conditions.
Down
- 2. A bird that lives in the ice and can't fly.
- 3. Protecting the environment and nature.
- 5. Natural things like water and wood.