Polk County Education
Winter Survival/Hike
Hibernation isn't just about staying fed, it's about staying warm. Young environmentalists explore the importance of staying warm in the wilderness with a short lesson about surviving in the wild. Using gelatin to represent warm-blooded...
University of California
Ucmp: Hot Blooded or Cold Blooded?
An easy-to-understand explanation of what it means to either hot- or cold-blooded.
Science Made Simple
Science Made Simple: How Do Animals Spend the Winter?
Use this site to learn how animals use hibernation, adaptation, and migration to overcome the difficulties of winter.