Fall is power-eating time for bears

Bears’ appetites are biologically programmed to go into hyperdrive in the fall because they need to put on a thick layer of life-sustaining fat before they turn in for the winter. This annual [...]

Do bears really hibernate?

Some people believe that bears are not true hibernators. Squirrels, bats, rodents, marmots and other true hibernators enter a state close to suspended animation where body temperatures fall close [...]