Across
- 2. To prevent something from happening
- 3. A building equipp
- 7. An emotional state that is associated with mild to sever levels of discomfort
- 8. for games and other physical exercises
- 12. A zoologist who studies reptiles and amphibians such as frogs and salamanders
- 13. A disease that affects humans and other mammals
- 14. Extremely large
- 15. Unable to be seen
Down
- 1. Maintain a steady internal body temperature
- 4. Being mentally stimulated
- 5. Speaking or acting on behalf of someone
- 6. A reptile that is able to change colors to attract mates, regulate body temperature, or tell intruders to stay away
- 9. An out of control train
- 10. To spread from one organism to another
- 11. Soft-bodied grubs that are the larva of many dipterous flies