Questions to address for the 2^nd paper discussion:

1. What would be the advantage(s) of estivating instead of migrating to a new source of water?

2. What was the relationship between plasma osmolality and urine osmolality? What was the significance/importance of this relationship?

3. Describe the 4 general hypotheses the authors were attempting to evaluate and present your general conclusion for each of these.

4. Do you think Kinosternon sonoriense is an "estivator" or a "migrator"? Defend your answer.