Researching black bears in winter dens

MassWildlife biologists visit black bear dens every winter to collect valuable data.

Bears Are Waking Up – And They're Hungry

MassWildlife Monthly April 2022

Sleeping Away the Winter

Take precautions: Black bears are active and searching for food

Black Bear

Where do bears hibernate if there are no caves? - Quora

Here's My 2021 Newfoundland Spring Black Bear, Taken On The 5th

Black Bears in the Park: What Happens in the Winter? - Visit

Hibernation, Migration, and More; How Animals Survive Winter in

What are bears up to this winter? - BearWise

Black Bears - Grandfather Mountain