2. Rick Stronks, the chief naturalist at Algonquin Provincial Park, shares some interesting facts about these seasonal deep sleepers: 1. Knowing the difference between a grizzly bear and a black bear … Comparing Black Bears and Grizzly Bears. Parks Canada wildlife specialists collect data on where bears spend their time in the national parks. Bears maintain a body temperature close to normal during hibernation which lets them react to danger and sources of food faster than many other hibernating animals. They can hibernate for up to six months in some areas. Their heart rate slows from 50 beats per minute to about 10 beats per minute. Bank of Canada to signal long hibernation (as bears will do) Michael Babad. As noted, hibernation occurs when food becomes scarce, so it would be different each year. 10 unexpected facts about bear hibernation. They live off of a layer of fat which was built-up during summer and autumn. While black bears in the southern United States hibernate for 4 to 5 months, those in southern Canada and northern United States hibernate for up to 8 months. In northern areas of the U.S. and Canada, bears hibernate as long as 8 months without moving from their den. As winter weather rolls in, black bears are bedding down for hibernation. Some other economists also believe the Bank of Canada will hibernate … Bears enter a lighter state of sleep called torpor. Kim Titchener, the founder of Bear Safety and More, says startling bears out of hibernation is rare, but it has happened from time to time in Alberta. Hibernation is a voluntary state an animal enters to conserve energy, when food is scarce, and minimize exposure to the winter elements. If you are visiting here, you can help our conservation efforts by reporting your bear sightings. Bears do not go into complete hibernation the way rodents do. Black bears don't entirely sleep or rest for the entire day, and amazingly female bears give birth over the winter while hibernating. And it can be hard on the bear. However, not many animals truly hibernate, and bears are among those that do not. Bears typically give birth in late January to early February and a litter size is between one and six … Herein lies the main difference in bear and rodent hibernation. While most of us feel like waiting out the chilly winter under a big, fluffy duvet, bears’ hibernation takes cold-weather sleep to a whole new level. Black bears are masters of adaptation Hibernation is their way of surviving a long winter when there’s little food available. Their body temperature drops by only 7 or 8 degrees centigrade (instead of freezing like a ground squirrel). So, if they hibernate for 6 months in MN, they probably hibernate for longer than that in parts of Canada. 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