 Boise National Forest is within the Idaho Batholith ecoregion , which is a level III ecoregion in the larger level I Northwestern Forested Mountains . In addition to species listed or proposed for listing as threatened or endangered under the Endangered Species Act , the Forest Service maintains an independent listing of sensitive species for which it is directed to " develop and implement management practices to ensure that species do not become threatened or endangered because of Forest Service actions . " As of February 2013 there were 27 species in Boise National Forest listed as sensitive species : 6 mammals , 1 amphibian , 1 fish , 13 birds , and 6 plants . 
