Across
- 2. Warm-blooded vertabrate
- 8. Scientist who studies nature
- 9. Groups of species living in the same area
- 10. Individuals are better adapted to the environment, survive and reproduce better than others
- 11. Trait that improves somethings ability to survive
- 12. Ship Charles Darwin sailed on for five years
- 14. Group of organisms
Down
- 1. Remains of an organism
- 3. Different populations become distinct species
- 4. Period between birth of generations
- 5. Species change over time
- 6. Historical sequence of life
- 7. Genetically determined characteristic
- 13. Particles of sand, dust, or soil