U.S Animals That Hibernate in Winter

These creatures hibernate during the winter, but not for four months. They wake up every few days to eat, urinate, and defecate before hibernating.

Eastern Chipmunk 

Only in North America do groundhogs, often called woodchucks, tunnel. In October-March, animals hibernate. In this phase, temperatures drop below 68 F.


Hedgehogs are 7.8 to 9.8 inches long and spiky. In November-April, they hibernate. Multiple 41-degree days cause their hibernation.


The Striped skunk is a common North American skunk with a black body and two white stripes on its back. These creatures don't hibernate but slow down and enter torpor.

 Striped Skunk 

Before hibernation, black bears consume 20,000 calories. Honey, bugs, grasses, acorns, berries, trash. Mid-December through mid-March, males hibernate.

American black bear

These mammals hibernate underground from November until February or March. When they emerge depends on their elevation. Males arise weeks before females.

Prairie Dogs

This snail slows its activity and heartbeat during hibernation. Roman snails can withstand temperatures below -40°F without freezing.

Roman Snails 

Winter kills American bumblebees. Queens hibernate. Spring queen bees lay worker, new queen, and male bee eggs. Winter kills queens, workers, and male bees.

American bumblebees

Box turtles hibernate from mid-September to mid-November. These animals can hibernate inside their shells, therefore they don't need a proper site.

American bullfrog

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