The Brown Bear is a large bear with a muscular hump on its shoulders. Not a true hibernator. Some butterflies and moths overwinter in the pupal stage and emerge when the weather warms. Chipmunk Chipmunks are rodents that live in North America and Asia. Frog Tadpoles grow up to be frogs.
Many frogs are dormant during freezing weather.
The Grizzly Bear is a large bear with a muscular hump on its shoulders. Not a true hibernator. The groundhog is a rodent that is also called the woodchuck. The hamster is a small rodent that some people keep as pets. Hedgehog Hedgehogs are small mammals that can roll into a prickly ball.