Across
- 3. when something is very dead
- 4. past versions of recent animals
- 6. the man who created the theory of evolution
- 7. the process of changing colors to blend in to enviroments
- 9. an organ that may have been used but are not now
- 10. when animals change frome ancestor species
Down
- 1. moths who support the theory of evolution
- 2. when animals in the wilderness naturally breed
- 5. when something changes as an adaptation
- 8. when animals change to fit in with their enviroment