Do Only Mammals Hibernate? table of contents duration Introduction Welcome4m Frozen Frogs Frozen Wood Frogs2m How can frogs freeze and then thaw?!5m Animal Anti-freeze1m Reptiles Painted Turtle Hibernation3m Iguana Instant Hibernation2m PROJECT Hibernaculum Construction16m How do People Survive the Cold Physiology of Hypothermia2m Shivering and Hypothermia3m Helping Someone with hypothermia Take a Minute to Learn About Surviving Hypothermia1m Prevent Hypothermia3m Mild vs. Severe Hypothermia3m