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By December, when the bear was deep in hibernation, its sleeping heart rate had slowed to as few as eight beats a minute. Black bears keep their heads and torsos warm enough that they can wake if disturbed, though some may take awhile to do so.
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www.pbs.org/wgbh/nova/satoyama/hibernation.html
www.pbs.org/wgbh/nova/satoyama/hibernation.html
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The difference is that an animal in a torpor will wake up if in danger, whereas an animal in hibernation will not. Since black bears do wake up when in danger, it is not a good idea to bother a black bear in torpor.
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www.ehow.com/how-does_4565737_black-bears-hibernate.htm...
www.ehow.com/how-does_4565737_black-bears-hibernate.html
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Bear Center Bear Update Though not actually hibernating yet, our bears are spending most of their time resting in dens. ... Black Bear Field Study Course...
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www.bear.org/
www.bear.org/
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5 Stages of Activity and Hibernation The annual cycle of black bear activity and hibernation has five stages: 1. ... Home Bear Pages Black Bear Black Bear Facts Hibernation...
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www.bear.org/website/index.php?option=com_content&task=...
www.bear.org/website/index.php?option=com_content&task=blogcategory&id=61&Itemid=122
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Due to black bear hibernation, a baby is rarely met in winter and taking a photo gallery is difficult. Animals in the northern territories den earlier and remain in their dens longer than those in the south. ... Due to black bear hibernation, a baby is rarely met in winter and taking a photo gallery is difficult.
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www.gotpetsonline.com/black-bear/black-bear-photo/black...
www.gotpetsonline.com/black-bear/black-bear-photo/black-bear-hibernation.html
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Black bears hibernate during winter and gathers leaves, grass and twigs in their dens. These medical researchers are trying to study how bears cope with conditions that are problematic for people. The bear was probably tagged and was found and ... Check out 18 more pics of black bear hibernation study after the jump.
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www.hemmy.net/2008/06/02/medical-researchers-study-blac...
www.hemmy.net/2008/06/02/medical-researchers-study-black-bear-hibernation/
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Despite a healthy snowpack that covers most of their habitat, some black bears are beginning to emerge from hibernation and draw wildlife officials' attention at Lake Tahoe. ... A Black Bear.
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cbs5.com/pets/black.bear.hibernation.2.673733.html
cbs5.com/pets/black.bear.hibernation.2.673733.html
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Unlike other hibernators, bears go to sleep for five months without ever awaking to urinate, defecate, eat or drink. And when they emerge from their dens in early Spring, they do so in much the same condition as when they entered into hibernation, says Yellowstone bear management specialist Kerry Gunther.
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www.bitterroot.com/grizzly/hibernation.html
www.bitterroot.com/grizzly/hibernation.html
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