Across
- 1. the cover formed by the leafy upper branches of a the trees in a forest
- 3. an arid region with little rainfall that can only support sparse plants and animals
- 4. an area of grassland
- 6. large region of Earth that has a certain climate and specific types of living things
- 7. a measure of the average weather patterns for an area over a long period of time
- 9. to spend the winter in a deep sleep Bears do this
- 11. frozen cold ecosystems found near the most Northern parts of Earth with little plant growth due to cold temps
- 12. the process by which a species becomes better suited to its environment
Down
- 2. water released from clouds as rain, sleet, snow or hail
- 5. ground that stays frozen year round
- 8. types of trees that lose their leaves each year example Maple trees
- 10. to move from one place to another like geese