1. What are the six surviving major groups of amniotes?
2. How does the egg of an amniote differ from that of an amphibian?
3. Why are amniotes considered more land-adapted than amphibians?
4. What do the terms "anapsid", "synapsid", and "diapsid" refer to?
5. From what skeletal elements is the shell of a turtle formed?
6. How does an Indiana turtle survive the winter at the bottom of a pond?