Across
- 3. whats this crossword about
- 5. the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms
- 8. changing
- 9. all animals do this before being born
- 10. bones of dinosaurs
Down
- 1. people that study evolution
- 2. what evolved
- 4. something that existed before written record
- 6. the evolution of one type of organism from another by a long series of gradual changes
- 7. evolution time period