Some other trees that are found in the Interior are white spruce, cottonwood, and aspen.
Willow grows everywhere and is a favorite food for moose who are often seen on the road eating it.
There are more dog mushers and long distance dog sled races through the Interior than in any other part of Alaska. This region is also important for the trapping of beaver, lynx, and fox. Moose and bear are also hunted. Caribou once crossed the Interior during their migrations. The rivers in the Interior are important in the historical development of the region.