Snack, Snooze, Skedaddle : How Animals Get Ready for Winter

There is more than one way for animals to prepare for winter. Some, such as mice, foxes, and moose, simply tolerate the cold. Of course, black bears hibernate, but chipmunks, wood frogs, and garter snakes do too. And then there are the creatures that migrate, including hummingbirds, blue whales, and even earthworms!