Many of my friends who are retiring, talk of moving west or south to be warmer in winter. What about hibernation in winter? Would hibernation help people get through long winters or would it make it worse? Hibernation works very well for certain animals – bears, squirrels, bats and other mammals. I can see a very large and comfy squirrel nest in my pine tree.  Animals hibernate in the winter to conserve energy and because there isn’t enough food readily available. Frogs hibernate in the water they live in. They have a fluid in their bodies that acts like antifreeze. Ice crystals form in such places as the body cavity…