These animals are known to hibernate in social groups from September to May. states, with burrows up to 16 to 22 feet deep. They are burrowing rodents found in western U.S. The Yellow-bellied Marmot is a stout ground squirrel that can grow 2 feet in length. Yellow-Bellied Marmot yellow-bellied marmot image by Great Sand Dunes National Park and Preserve via Flickr During their “sleep,” their body temperature, metabolism, and heart rates severely decrease.Ĩ. These animals have tails that can reach up to 40% of their body weight!Īlthough they can hibernate for up to 7 months, they will also periodically wake up every 6 to 12 days. They will prepare for hibernation during the wet season by eating a lot of food to accumulate body fat in their tails. Fat-Tailed Dwarf Lemur image: Frank Vassen | Flickr | CC BY 2.0įat-Tailed Dwarf lemurs are primates and one of the only species that can hibernate for more than 24 hours. However, during this winter denning period, they may wake up and venture out at night to search for food if they feel hungry.ħ. They are known to block the entrance of their dens with grass and leaves to keep out any cold air. Similar to hibernation, the skunk’s metabolism rate and temperature will reduce as they hide away in their dens. While these animals don’t enter into deep hibernation, they do slow down and enter a state of “sleep” known as torpor. The Striped skunk is one of the more common types of skunks in North America and has the identifiable coloring of a black body with two white stripes along their backs. The Hopi name for the Common poorwill translates to “the sleeping one.” You may also like: 15 Animals That Start With the Letter Q (Photos)Īlthough scientists didn’t discover their hibernating habits until the 1940s, the Hopi people in America seem to have known long before that. Since the insects they typically eat are scarce during the winter, these birds will find a place under a rock or log to begin their hibernation of up to 100 days. Unlike other birds that migrate, the Common poorwill is one of the first known bird species that hibernate during the winter. Scientific name: Phalaenoptilus nuttallii.Common Poorwill common poorwill image by ALAN SCHMIERER via flickr heartbeat slows from 190 to around 20 beats per minuteĥ.Body temperature drops from 95 to 50 degrees Fahrenheit.These animals need to make sure they weigh at least 1.3 pounds before hibernation since they rely on stored fat to survive. The exact start of their hibernation is triggered by multiple cold days that are around 41 degrees Fahrenheit. They will typically hibernate from November to April. Hedgehogs, like the European hedgehog, are spiny animals that are around 7.8 to 9.8 inches long. During this period, they reduce their body temperatures significantly, dropping below 68 degrees Fahrenheit. ![]() These animals typically hibernate in their burrows from October or November to February or March. Their burrows can range from 8 to 66 feet long, with multiple chambers and exits. Groundhogs, also known as Woodchucks, live only in the wild of North America and are known for their extensive tunneling systems. ![]() Every few days, they will wake up to eat their stored food, urinate, and defecate before hibernating again. Including their tail, these animals grow to about 12 inches in length and weigh around 2.3 to 5.3 ounces.Īlthough these animals go into a deep sleep for hibernation during the winter, they don’t remain this way throughout the four months. You can find the Eastern chipmunk in wooded areas and parks in eastern North America.
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