"That's the thing about American black bears." One researcher thinks bears don't actually sleep when they hibernate. ... Essentially, staying alert during hibernation as a sort of defense mechanism.

For many bears, winter means hibernate or die. ... According to the North American Bear Center, ... according to a study on climate change’s effects on black bear hibernation.

A hibernating black bear in a manmade “hibernaculum,” a wooded area with straw for bedding, which mimicked a natural bear’s den. Photo courtesy University of Alaska Fairbanks. Understanding ...

American black bears are not always hibernating when they should be. Sometimes, they go in search of humans' food, and that's an even bigger problem.

North American adult male bears can weight up to 550 pounds, according DEEP’s website. During a hibernating period, a bear’s heart rate will slow down and their internal body temperatures will ...

Black bears are waking up from hibernation this time ... A national celebration Wednesday of the Great American Rail-Trail Conservancy honors a nearly 4,000-mile multi-use stretch that includes ...

They're usually not holed up for the entire time (it's probably more appropriate to think of hibernation as a really deep sleep or a series of very long naps), but the American black bear can go ...

(See pictures of Germany’s polar-bear celebrity.) First, they had to persuade state wildlife officials to let them have possession of five American black bears — two females and three males ...

American black bears live only in North America, and spectacled bears are found only in South America. ... Bears hibernate for different amounts of time depending on how cold it is.

Black bears hibernate, sleeping their way through winter, and who can blame them? New research published in BioMed Central's open access journal BMC Physiology shows that, despite low heart rates ...

Hibernation: Black bears are not classified as true hibernators, ... Though they are the most common bear in North American, they are the least likely to kill. When they do, ...