Evolution Review
Across
- 2. this skill sets humans apart from most other animals
- 8. this type of bird evolved to be flightless twice off the coast of Africa
- 11. when humans select which plants or animals breed in order to produce desired traits
- 12. a trait that allows an organism to survive and reproduce in its environment
- 14. compared to the age of the Earth this species has been around for a very short period of time
- 16. Charles Darwin explored this group of islands and his discoveries helped influence his theory of evolution
- 18. a praying mantis is closely related to this type of insect
Down
- 1. organisms that are best adapted to their environment are more likely to survive
- 3. the creation of new species
- 4. this a negative consequence of walking on two legs
- 5. this type of speciation occurs when groups from the same species live in the same area
- 6. the preserved remains of a plant or animal from the distant past
- 7. this type of speciation occurs when groups from the same species are separated geographically for a long time
- 9. the closest living relative to a whale
- 10. this is what birds evolved from
- 13. this English scientist developed the theory of evolution
- 15. 4.5 billion years is the estimated age of this
- 17. a trait that helps an organism survive in its environment