For decades, biologists have known that grizzly bears climb Greater Yellowstone’s highest mountains to gorge on one of the bears’ more surprising food sources: the army cutworm moth. Now researchers ...

Though two separate species, black bears and grizzlies share much of the same habitat, travel the same routes, and are ...

Montana’s environmental regulator has denied a petition to designate the Big Hole River as impaired by nitrogen and ...

A national strategy to increase timber production and use emergency authorities to protect forests from fire, insects and ...