SLEEPERS Unlike some animals that enter deep hibernation, squirrels experience a lighter form of winter dormancy. Tree squirrels, such as gray squirrels, do not hibernate at all but instead rely on ...

Painted turtle hatchlings undergo freezing during the winter. Thanks to supercooling, these turtles emerge healthy and ...

Grey Squirrels Don’t Need to Hibernate It is often assumed that grey squirrels hibernate during the winter months. However, grey squirrels do not need to hibernate because they are homeotherms.

In some respects, hibernating bears, ground squirrels and other animals share striking similarities with people suffering from Alzheimer’s or Parkinson’s disease.