Across
- 3. To rule or govern.
- 4. A geologic era that lasted from about 252 to 66 million years ago.
- 7. The natural environment in which an organism lives.
- 10. To develop gradually, especially from a simple to a more complex form.
- 11. The variety of plant and animal life in a particular habitat.
- 14. To make a thorough or dramatic change in the form, appearance, or character of something.
- 15. Animals that eat plants.
Down
- 1. A geologic era that lasted from about 541 to 252 million years ago.
- 2. A scientist who studies fossils to understand life in ancient times.
- 5. No longer in existence; having died out.
- 6. A supercontinent that existed during the late Paleozoic and early Mesozoic eras.
- 8. A small, rocky object that orbits the sun, often found in the asteroid belt between Mars and Jupiter.
- 9. A great victory or achievement.
- 12. Seasonal winds in South and Southeast Asia, typically bringing heavy rainfall.
- 13. Showing a great deal of variety; very different.
