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! This rhyming nonfiction picture book by Laura Purdie Salas tells you all about how animals survive chilly weather.