Across
- 4. an animal’s natural coloring that helps it to blend with its surroundings
- 5. long spell of dry weather
- 6. a type of plant or animal that has become very rare and may die out completely
- 8. a change which helps a species to better fit its environment
- 10. the uppermost layer of trees in a rainforest
- 11. the air surrounding the earth
- 12. the preservation and protection of our natural environment
Down
- 1. the relationships between groups of living things and their environment
- 2. the weather conditions of an area over a period of time
- 3. the variety of life in a habitat
- 5. to clear the forests
- 7. plants and animals living in a particular environment
- 9. to break down in decay