Across
- 5. structures that allow animals to pass from one area to another
- 7. to copy or act like someone else
- 8. extreme distress or sorrow
- 10. to make less strong or intense
- 12. a difficult plan intended to satisfy high aspirations
- 13. migration the movement of a population from one climate to another, over a yearly cycle
- 16. scientists who study water on earth
- 17. when an animal habitat gets divided into smaller sections
- 19. being or living alone, without companions
- 20. a short, sudden movement
Down
- 1. when animals reproduce with closely related animals
- 2. a strip of habitat connecting populations of animals
- 3. the protection of something that is limited
- 4. a long narrow hole in the ground
- 6. a difficult choice
- 9. full of activity
- 11. an animal eaten by another animal for food
- 14. finding a way from one place to another
- 15. to move about aimlessly over a wide area
- 18. guarding an area that is considered to belong to you