Mammals – Columbia NWR Family Genus Species Common Name Soricidae vagrans Vagrant shrew Sorex (Shrews) merriami Merriam’s shrew Parastrellus hesperus Canyon bat Corynihinus townsendii Townsend’s big-eared bat Eptesicus fuscus Big brown bat Antrozous pallidus Pallid bat Euderma maculatum Spotted bat Lasionycteris noctivagans Silver-haired bat Vespertilionidae (Vesper bats) californicus California myotis ciliolabrum Western small-footed myotis evotis Long-eared myotis Myotis lucifugus Little brown myotis volans Long-legged myotis yumaensis Yuma myotis thysanodes Fringed myotis Lepus californicus Black-tailed jackrabbit Leporidae (Rabbits & hares) Sylvilagus nuttallii Nuttall’s cottontail Marmota flaviventris Yellow-bellied marmot Sciuridae (Squirrels) Urocitellus washingtoni Washington ground squirrel Castoridae (Beavers) Castor canadensis Beaver Geomidae (Pocket gophers) Thomomys talpoides Northern pocket gopher Perognathus parvus Great Basin pocket mouse Heteromyidae (Heteromyids) Dipodomys ordii Ord’s kangaroo rat Reithrodontomys megalotis Western harvest mouse Peromyscus maniculatus Deer mouse Onychomys leucogaster Northern grasshopper mouse Neotoma cinerea Bushy-tailed woodrat Cricetidae (Cricetids) montanus Montane vole Microtus pennsylvanicus Meadow vole Lemmiscus curtatus Sagebrush vole Ondatra zibethica Muskrat Eutamias minimus Least chipmunk Erethizontidae (New World porcupines) Erethizon dorsatum Porcupine Muridae (Old World mice) Rattus norvegicus Norway rat 1 Mammals – Columbia NWR Family Genus Species Common Name Mus musculus House mouse Canidae (Dogs & wolves) Canis latrans Coyote Procyonidae (Raccoons) Procyon lotor Raccoon frenata Long-tailed weasel Mustela vison Mink Mustelidae (Weasels) Lutra canadensis River otter Taxidea taxus Badger Mephitis mephitis Striped skunk Lynx rufus Bobcat Felidae (Cats) Felis concolor Mountain lion hemionus Mule deer Odocoileus Cervidae (Deer) virginianus White-tailed deer Cervus elaphus Rocky Mountain elk 2.