# List of mammals of Illinois

This is a list of mammals in Illinois. A total of 70 species are listed. Species currently extirpated in the state include the white-tailed jackrabbit, American black bear, gray wolf, elk, American marten, cougar, fisher, North American porcupine, and American bison.
The following tags are used to highlight each species' conservation status as assessed by the International Union for Conservation of Nature:
| EX | Extinct | No reasonable doubt that the last individual has died. |
| EW | Extinct in the wild | Known only to survive in captivity or as a naturalized populations well outside its previous range. |
| CR | Critically endangered | The species is in imminent risk of extinction in the wild. |
| EN | Endangered | The species is facing an extremely high risk of extinction in the wild. |
| VU | Vulnerable | The species is facing a high risk of extinction in the wild. |
| NT | Near threatened | The species does not meet any of the criteria that would categorize it as risking extinction but it is likely to do so in the future. |
| LC | Least concern | There are no current identifiable risks to the species. |
| DD | Data deficient | There is inadequate information to make an assessment of the risks to this species. |

## Opossums

* Family Didelphidae (opossums)
** Subfamily: Didelphinae
*** Genus: Didelphis
**** Virginia opossum, D. virginiana LC

## Armadillos

* Family Dasypodidae (armadillos)
** Genus: Dasypus
*** Nine-banded armadillo, D. novemcinctus LC

## Insectivores

Eulipotyphlans are insectivorous mammals. Shrews closely resemble mice, while moles are stout-bodied burrowers.
* Family Soricidae (shrews)
** Genus: Blarina
*** Northern short-tailed shrew, B. brevicauda LC
*** Southern short-tailed shrew, B. carolinensis LC
** Genus: Cryptotis
*** North American least shrew, C. parva LC
** Genus: Sorex
*** Cinereus shrew, S. cinereus LC
*** Southeastern shrew, S. longirostris LC
* Family Talpidae (moles)
** Genus: Scalopus
*** Eastern mole, S. aquaticus LC

## Rodents

* Family Castoridae (beavers)
** Genus: Castor
*** North American beaver, C. canadensis LC
* Family Cricetidae (New World mice, rats, voles, lemmings, muskrats)
** Genus: Microtus
*** Prairie vole, M. ochrogaster LC
*** Meadow vole, M. pennsylvanicus LC
*** Woodland vole, M. pinetorum LC
** Genus: Oryzomys
*** Marsh rice rat, O. palustris LC
** Genus: Ochrotomys
*** Golden mouse, O. nuttalli LC
** Genus: Neotoma
*** Eastern woodrat, N. floridana LC
** Genus: Ondatra
*** Muskrat, O. zibethicus LC
** Genus: Peromyscus
*** Cotton mouse, P. gossypinus LC
*** White-footed mouse, P. leucopus LC
*** Eastern deer mouse, P. maniculatus LC
** Genus: Reithrodontomys
*** Western harvest mouse, R. megalotis LC
** Genus: Synaptomys
*** Southern bog lemming, S. cooperi LC
* Family Dipodidae (jumping mice)
** Genus: Zapus
*** Meadow jumping mouse, Z. hudsonius LC
* Family Erethizontidae (New World porcupines)
** Genus: Erethizon
*** North American porcupine, E. dorsatum LC extirpated
* Family Muridae (Old World mice and rats)
** Genus: Mus
*** House mouse, M. musculus LC introduced
** Genus: Rattus
*** Brown rat, R. norvegicus LC introduced
* Family Sciuridae (squirrels)
** Genus: Glaucomys
*** Southern flying squirrel, G. volans LC
** Genus: Marmota
*** Groundhog, M. monax LC
** Genus: Sciurus
*** Eastern gray squirrel, S. carolinensis LC
*** Fox squirrel, S. niger LC
** Genus: Poliocitellus
*** Franklin's ground squirrel, P. franklinii LC
** Genus: Tamiasciurus
*** American red squirrel, T. hudsonicus LC
** Genus: Ictidomys
*** Thirteen-lined ground squirrel, I. tridecemlineatus LC
** Genus: Tamias
*** Eastern chipmunk, T. striatus LC
* Family Geomyidae (pocket gophers)
** Genus: Geomys
*** Plains pocket gopher, G. bursarius LC

## Lagomorphs

* Family Lagomorpha (rabbits, hares and pikas)
** Genus: Lepus
*** White-tailed jackrabbit, L. townsendii LC extirpated
** Genus: Sylvilagus
*** Swamp rabbit, S. aquaticus LC
*** Eastern cottontail, S. floridanus LC

## Bats

* Family Vespertilionidae (vesper bats)
** Genus: Corynorhinus
*** Rafinesque's big-eared bat, C. rafinesquii LC
*** Townsend's big-eared bat, C. townsendii LC
** Genus: Eptesicus
*** Big brown bat, E. fuscus LC
** Genus: Lasionycteris
*** Silver-haired bat, L. noctivagans LC
** Genus: Lasiurus
*** Eastern red bat, L. borealis LC
*** Hoary bat, L. cinereus LC
** Genus: Myotis
*** Southeastern myotis, M. austroriparius LC
*** Gray bat, M. grisescens VU
*** Eastern small-footed myotis, M. leibii EN
*** Little brown bat, M. lucifugus EN
*** Northern long-eared bat, M. septentrionalis NT
*** Indiana bat, M. sodalis NT
** Genus: Nycticeius
*** Evening bat, N. humeralis LC
** Genus: Perimyotis
*** Tricolored bat, P. subflavus VU

## Carnivores

* Family Canidae (canids)
** Genus: Canis
*** Coyote, C. latrans LC
*** Gray wolf, C. lupus LC extirpated
** Genus: Urocyon
*** Gray fox, U. cinereoargenteus LC
** Genus: Vulpes
*** Red fox, V. vulpes LC
* Family Procyonidae (raccoons)
** Genus: Procyon
*** Common raccoon, P. lotor LC
* Family Ursidae (bears)
** Genus: Ursus
*** American black bear, U. americanus LC extirpated
* Family Felidae (cats)
** Genus: Lynx
*** Bobcat, L. rufus LC
** Genus: Puma
*** Cougar, P. concolor LC extirpated
**** Eastern cougar, P. c. couguar EX
* Family Mustelidae (weasels, minks, martens, fishers, and otters)
** Genus: Lontra
*** North American river otter, L. canadensis LC
** Genus: Martes
*** American marten, M. americana LC extirpated
** Genus: Mustela
*** Least weasel, M. nivalis LC
** Genus: Neogale
*** Long-tailed weasel, N. frenata LC
*** American mink, N. vison LC
** Genus: Pekania
*** Fisher, P. pennanti LC extirpated
** Genus: Taxidea
*** American badger, T. taxus LC
* Family Mephitidae (skunks)
** Genus: Mephitis
*** Striped skunk, M. mephitis LC

## Even-toed ungulates

* Family Cervidae (deer)
** Genus: Cervus
*** Elk, C. canadensis LC extirpated
**** Eastern elk, C. c. canadensis EX
** Genus: Odocoileus
*** White-tailed deer, O. virginianus LC
* Family Bovidae (bovids)
** Genus: Bison
*** American bison, B. bison NT extirpated
**** Plains bison, B. b. bison extirpated