Researching black bears in winter dens

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

Bears Hibernate In Their Own WayDonna L. Long

Hibernation: What's Going on for Grizzly Bears in Winter

College of Natural Resources funded $1 million for black bear

Black Bears Emerging From Winter Dens - The BayNet

MassWildlife Monthly April 2022

Scientists uncover surprising features of bear hibernation

Winter Dens - North American Bear Center

Black Bears

We thought this black bear was hibernating. We were mistaken.

Find a Bear Den, Leave it Alone - N.C. Wildlife Resources Commission

Outdoor Radio: Visiting Stark's Winter Den

Looking inside a black bear den - Naturally North Idaho