Across
- 5. The finches Darwin found in the Galápagos islands were considered?
- 6. Fossils can be used to discover?
- 7. What is needed to determine the years of Earth materials and geologic events?
- 8. Stronger male animals get more females
- 9. Archaea & Bacteria reproduce with what?
- 10. A bird & bat
Down
- 1. A Fox & a dog
- 2. Humans have ?
- 3. What is the device in which is shows shared characteristics within animals?
- 4. Survival of the ?