Associated File(s) Brian C. Stewart (2019) I5 - Assessing the permeability of large underpasses and viaducts on Interstate 5 in Southwest Washington State for local wildlife, with an emphasis on ungulates.pdf Geographic Region(s) Southwestern Washington Taxonomic Order Carnivora Lagomorpha Rodentia Ungulata Taxonomic Species Mule deer (Odocoileus hemionus) Elk (Cervus elaphus) White-tailed deer (Odocoileus virginianus) Coyote (Canis latrans) North American porcupine (Erethizon dorsatum) Raccoon (Procyon lotor) American beaver (Castor canadensis) Bushy-tailed woodrat (Neotoma cinerea) Snowshoe hare (Lepus americanus) North American deer mouse (Peromyscus maniculatus) Northwestern deer mouse (Peromyscus keeni)