MassWildlife biologists visit black bear dens every winter to collect valuable data.
Bear Hibernation: Facts and Myths from the Den
DNR Asks Public To Report Black Bear Dens This Winter
UW-Stevens Point's College of Natural Resources funded $1 million
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DEC Seeks Assistance In Locating Black Bear Dens - - The
Hibernation induces widespread transcriptional remodeling in
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Know of any bear dens? Wisconsin bear researchers need your help
MassWildlife Monthly April 2022
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Black Bear