Two grizzly bears fighting over a dead fish. Credit: David Rasmus/Instagram ... most active during the spring and summer months as they eat as much as they can in preparation for winter.

Here, grizzly bears gather along waterways ... to head for the safety of the trees to eat. After picking the fattiest parts of the fish, they dump the rest on the forest floor.

The U.S. Fish and Wildlife Service has also listed the Selway-Bitterroot area in Idaho and Montana and the North Cascades in Washington as critical recovery zones for these bears, though no known ...

We've had bears moving off of the Rocky Mountain front out of the Northern Continental Divide ecosystem for several years now." ...

There has been an increase in grizzly bear reports in the Little Belts Mountains southeast of Great Falls since 2017.