Home Is Where the Heat Is When you're all comfy and warm,
watching the snowflakes pile up against the frozen windowpane,
you might wonder, what about the poor animals? Stuck outside in
the cold. No fire. No cocoa. No blankets. How do they stand it?
Well, it's really people who aren't designed to live in cold
climates. Animals have lots of cool ways to survive the winter.
Think about it. Geese have built-in down comforters. Bears have
fur coats. Robins just fly south. But look at people. No fur. No
feathers. No fair! And not everyone can jet off to Florida when
it snows. So what do people have to help them beat the cold?
Mainly, our big brains. Still, it's taken us a long time to
figure out how to cope with cold weather, and along the way
we've borrowed a few tricks from the animals, too. When you put
on a jacket or snuggle under the covers, you feel warm. Why?
Because your coat or the blanket act as insulation, trapping the
heat your body produces. Your body uses the food you eat as fuel
to stay warm. If you