| A | B |
|---|
| migrate | to go from one place to another when the seasons change |
| observe | to look at something carefully in order to elarn about it |
| refuges | shelters or protection from danger or trouble |
| shelter | something that covers or protects you from weather, danger, or attack |
| zones | the five great divisions of the earht surface, bournded by imaginary lines going around the earht parallel to the equator |
| main idea | the most important idea in a passage. What you learn from the passage. |
| suporting details | important pieces of information that support the main idea |
| arid | little rain; dry |
