Mammals of Oklahoma

92 established wild species in Oklahoma. Plus 22 range-listed species with few or no digitized records.

All species A-Z →

AmericanBadger

American Badger

Taxidea taxus

Occasional in Oklahoma 32 sightings
Size 63.9 cm2.1 ft Weight 4–12 kg8.8–26.5 lb active by night grassland

Sightings by month

Beaver swimming low in murky green pond water with only its wet head and back above the surface

American Beaver

Castor canadensis

Common in Oklahoma 456 sightings
Size 60–90 cm2–3 ft Weight 11–32 kg24.3–70.5 lb active day & night river

Sightings by month

Image-American bison rests at hot spring in yellowstone national park 1

American Bison

Bison bison

Common in Oklahoma 1,105 sightings
Size 1.9–2 m6.1–6.6 ft Weight 360–1000 kg793.7–2204.6 lb active day & night grassland

Sightings by month

Oso negro (Ursus americanus), Parque natural provincial Tatshenshini-Alsek, Yukón, Canadá, 2017-08-25, DD 85

American Black Bear

Ursus americanus

Occasional in Oklahoma 34 sightings
Size 1.2–2 m3.9–6.6 ft Weight 40–250 kg88.2–551.2 lb active by night conifer forest

Sightings by month

American hog-nosed skunk walking through dry grassland at night, showing its single broad white back stripe and long pig-like snout

American Hog-nosed Skunk

Conepatus leuconotus

Marginal occurrence · 1 record
Size 44.4–93.4 cm1.5–3.1 ft Weight 1.1–4.5 kg2.4–9.9 lb active by night urban
Norka amerykańska (neovison vison)

American Mink

Neogale vison

Occasional in Oklahoma 37 sightings
Size 33–45.7 cm13–18 in Weight 0.5–1.4 kg1–3 lb active day & night lake

Sightings by month

Wild aoudad standing among dry scrub and rocks with a long chest fringe

Aoudad

Ammotragus lervia

Marginal occurrence · 1 record
Size 0.8–1.1 m2.5–3.6 ft Weight 40–145 kg88.2–319.7 lb active dawn & dusk desert

Sightings by month

GeomysBreviceps

Baird's Pocket Gopher

Geomys breviceps

Occasional in Oklahoma 52 sightings
Size 17.7 cm7 in Weight 177 g6.2 oz active by night coastal

Sightings by month

Big Brown Bats (Eptesicus fuscus)

Big Brown Bat

Eptesicus fuscus

Common in Oklahoma 303 sightings
Size 7.5 cm3 in Weight 17 g0.6 oz active by night agricultural

Sightings by month

Big free-tailed bat clinging to tree bark with long ears and narrow wings visible

Big Free-tailed Bat

Nyctinomops macrotis

Marginal occurrence · 1 record
Size 12–16 cm4.7–6.3 in Weight 21 g0.7 oz active by night cave
New Mexico Bighorn Sheep

Bighorn Sheep

Ovis canadensis

Occasional in Oklahoma 30 sightings
Size 1.7 m5.5 ft Weight 58–143 kg127.9–315.3 lb active day & night desert

Sightings by month

Live black rat climbing through branches

Black Rat

Rattus rattus

Occasional in Oklahoma 32 sightings
Size 16–24 cm6.3–9.4 in Weight 75–230 g2.6–8.1 oz active by night agricultural

Sightings by month

Black-tailed jackrabbit (6785302534)

Black-tailed Jackrabbit

Lepus californicus

Occasional in Oklahoma 102 sightings
Size 47–63 cm1.5–2.1 ft Weight 1.3–3.6 kg2.9–7.9 lb active by night open desert

Sightings by month

black-tailed prairie dog (Cynomys ludovicianus)

Black-tailed Prairie Dog

Cynomys ludovicianus

Common in Oklahoma 841 sightings
Size 28–36 cm11–14.2 in Weight 0.7–1.5 kg1.5–3.3 lb active by day grassland

Sightings by month

Two blackbuck bucks face off, showing near-black backs, white bellies, and long spiraled horns

Blackbuck

Antilope cervicapra

Marginal occurrence · 3 records
Size 1–1.5 m3.3–4.9 ft Weight 20–57 kg44.1–125.7 lb active by day desert
Bobcat (Lynx rufus)

Bobcat

Lynx rufus

Common in Oklahoma 138 sightings
Size 30–60 cm11.8–23.6 in Weight 4–18 kg8.8–39.7 lb active by night forest edge

Sightings by month

Brush mouse on a rocky slope

Brush Mouse

Peromyscus boylii

Common in Oklahoma 368 sightings
Size 10.7 cm4.2 in Weight 24 g0.8 oz active by night chaparral

Sightings by month

Canyon bat clinging to weathered tree bark

Canyon Bat

Parastrellus hesperus

Marginal occurrence · 3 records
Size 6.2–8 cm2.4–3.1 in Weight 3–6 g0.1–0.2 oz active by night desert
Cluster of cave myotis bats roosting on a cave ceiling in Texas

Cave Myotis

Myotis velifer

Occasional in Oklahoma 51 sightings
Size 5–6 cm2–2.4 in Weight 12–15 g0.4–0.5 oz active by night cave

Sightings by month

Spotted deer (Axis axis) female

Chital

Axis axis

Marginal occurrence · 1 record
Size 0.9–1 m3–3.3 ft Weight 70–90 kg154.3–198.4 lb active day & night grassland

Sightings by month

Colorado Chipmunk in natural habitat

Colorado Chipmunk

Neotamias quadrivittatus

Rarely seen in Oklahoma 13 sightings
Size 20–24 cm7.9–9.4 in Weight 62 g2.2 oz active by day wetland

Sightings by month

Common Raccoon in Hugh Taylor Birch State Park

Common Raccoon

Procyon lotor

Common in Oklahoma 815 sightings
Size 40–70 cm1.3–2.3 ft Weight 3.5–9 kg7.7–19.8 lb active by night mixed forest

Sightings by month

Hisbid Cotton Mouse Mission TX 2018-03-12 08-18-23 (27112942988)

Cotton Mouse

Peromyscus gossypinus

Common in Oklahoma 147 sightings
Size 10.3 cm4.1 in Weight 34–51 g1.2–1.8 oz active by night woodland

Sightings by month

Mother Coyote Sitting, Watching Over Den, Photo 1 of 2 (47924154788)

Coyote

Canis latrans

Common in Oklahoma 385 sightings
Size 0.8–1 m2.5–3.3 ft Weight 7–21 kg15.4–46.3 lb active day & night urban

Sightings by month

Coypus

Coypu

Myocastor coypus

Occasional in Oklahoma 21 sightings
Size 40–60 cm15.7–23.6 in Weight 4–10 kg8.8–22 lb active by night river

Sightings by month

AI-generated image: Crawford's gray shrew walking through leaf litter with its snout lowered. No public-domain photograph of this species exists. This image was generated with AI from verified reference material and reviewed by our editorial team for accuracy

Crawford's Gray Shrew

Notiosorex crawfordi

Marginal occurrence · 8 records
Size 7–10 cm2.8–3.9 in Weight 3–5 g0.1–0.2 oz active by night desert
Desert cottontail rabbit (Sylvilagus audubonii) (5-13-11) patagonia lake, scc, az -01 (5720663856)

Desert Cottontail

Sylvilagus audubonii

Occasional in Oklahoma 26 sightings
Size 35–43 cm13.8–16.9 in Weight 0.7–1.2 kg1.5–2.6 lb active day & night desert

Sightings by month

Eastern Chipmunk (Tamias striatus)

Eastern Chipmunk

Tamias striatus

Occasional in Oklahoma 32 sightings
Size 16.6 cm6.5 in Weight 93 g3.3 oz active by day urban

Sightings by month

Blacklick Woods - Eastern cottontail feeding 1

Eastern Cottontail

Sylvilagus floridanus

Common in Oklahoma 1,508 sightings
Size 36–43 cm14.2–16.9 in Weight 0.8–1.5 kg1.8–3.3 lb active day & night lake

Sightings by month

Grey squirrel (Sciurus carolinensis) 01

Eastern Gray Squirrel

Sciurus carolinensis

Common in Oklahoma 517 sightings
Size 23–30 cm9.1–11.8 in Weight 400–710 g0.9–1.6 lb active by day wetland

Sightings by month

Eastern harvest mouse moving through grass and herb stems

Eastern Harvest Mouse

Reithrodontomys humulis

Occasional in Oklahoma 30 sightings
Size 7.1 cm2.8 in Weight 9 g0.3 oz active by night grassland

Sightings by month

Eastern Mole (Scalopus aquaticus)

Eastern Mole

Scalopus aquaticus

Occasional in Oklahoma 96 sightings
Size 14.8 cm5.8 in Weight 75 g2.6 oz active day & night river

Sightings by month

Eastern red bat roosting among green leaves, disguised as a dead leaf

Eastern Red Bat

Lasiurus borealis

Occasional in Oklahoma 91 sightings
Size 9.3–11.7 cm3.7–4.6 in Weight 7–13 g0.2–0.5 oz active by night desert

Sightings by month

Eastern small-footed myotis clinging to a weathered wooden post in daylight, unhandled and alert

Eastern Small-footed Myotis

Myotis leibii

Marginal occurrence · 2 records
Size 7.5–8.5 cm3–3.3 in Weight 5 g0.2 oz active by night cave
Eastern woodrat climbing in a shrub

Eastern Woodrat

Neotoma floridana

Occasional in Oklahoma 92 sightings
Size 21.4 cm8.4 in Weight 208 g7.3 oz active by night coastal

Sightings by month

Elk (Cervus canadensis)

Elk

Cervus canadensis

Common in Oklahoma 249 sightings
Size 1.6–2.7 m5.2–8.9 ft Weight 178–497 kg392.4–1095.7 lb active day & night forest edge

Sightings by month

AI-generated image: Elliot's Short-tailed Shrew in side profile on leaf litter soil. No public-domain photograph of this species exists. This image was generated with AI from verified reference material and reviewed by our editorial team for accuracy

Elliot's Short-tailed Shrew

Blarina hylophaga

Occasional in Oklahoma 29 sightings
Size 9–12 cm3.5–4.7 in Weight 15 g0.5 oz active day & night grassland

Sightings by month

European rabbit feeding in dry vegetation

European Rabbit

Oryctolagus cuniculus

Rarely seen in Oklahoma 13 sightings
Size 34–50 cm13.4–19.7 in Weight 1–2.5 kg2.2–5.5 lb active by night grassland

Sightings by month

Evening bat resting, brown fur and dark ears and wings visible, not restrained

Evening Bat

Nycticeius humeralis

Occasional in Oklahoma 31 sightings
Size 5 cm2 in Weight 7–15 g0.2–0.5 oz active by night agricultural

Sightings by month

Sciurus niger

Fox Squirrel

Sciurus niger

Common in Oklahoma 2,823 sightings
Size 25.4–38.1 cm10–15 in Weight 804 g1.8 lb active by day river

Sightings by month

Fulvous harvest mouse climbing through dry seed heads at night

Fulvous harvest mouse

Reithrodontomys fulvescens

Common in Oklahoma 800 sightings
Size 8.1 cm3.2 in Weight 13 g0.5 oz active by night desert

Sightings by month

Golden Mouse (Ochrotomys nuttalli)

Golden Mouse

Ochrotomys nuttalli

Occasional in Oklahoma 38 sightings
Size 9.7 cm3.8 in Weight 22 g0.8 oz active dawn & dusk woodland

Sightings by month

Myotis grisescens colony

Gray Bat

Myotis grisescens

Rarely seen in Oklahoma 19 sightings
Size 7.5–10.1 cm3–4 in Weight 10 g0.4 oz active by night cave

Sightings by month

Gray fox standing in dappled woodland

Gray Fox

Urocyon cinereoargenteus

Occasional in Oklahoma 96 sightings
Size 0.8–1.1 m2.5–3.7 ft Weight 3–9 kg6.6–19.8 lb active day & night brushy woodland

Sightings by month

Silver-gray wolf walking along a gravel bank in Alaska

Gray Wolf

Canis lupus

Occasional in Oklahoma 37 sightings
Size 1.1–1.6 m3.4–5.2 ft Weight 23–80 kg50.7–176.4 lb active day & night cave

Sightings by month

Groundhog (Marmota monax)

Groundhog

Marmota monax

Common in Oklahoma 230 sightings
Size 50.6 cm19.9 in Weight 3.4 kg7.5 lb active by day woodland

Sightings by month

Hispid cotton rat moving through short green grass

Hispid cotton rat

Sigmodon hispidus

Common in Oklahoma 2,109 sightings
Size 18.5 cm7.3 in Weight 160 g5.6 oz active day & night river

Sightings by month

Hispid pocket mouse standing on pale rocky ground at night

Hispid Pocket Mouse

Chaetodipus hispidus

Common in Oklahoma 1,130 sightings
Size 17–23 cm6.7–9.1 in Weight 30–47 g1.1–1.7 oz active by night river

Sightings by month

House mouse in dry plant litter

House Mouse

Mus musculus

Common in Oklahoma 140 sightings
Size 5–10 cm2–3.9 in Weight 12–30 g0.4–1.1 oz active by night agricultural

Sightings by month

Indiana bats roosting in a dense cluster on a cave ceiling with several individuals in flight below

Indiana bat

Myotis sodalis

Range-listed · no digitized records yet
Size 5.5 cm2.2 in Weight 5–10 g0.2–0.4 oz active by night agricultural
Lacey's white-ankled mouse clinging to a weathered wooden post, white ankles visible

Lacey's White-Ankled Mouse

Peromyscus laceianus

Rarely seen in Oklahoma 10 sightings
Size 9.2 cm3.6 in Weight 24–39 g0.8–1.4 oz active by night oak-juniper woodland
Long-tailed weasel standing alert in grass with its black-tipped tail curled behind it, Sonoma County, California

Long-tailed Weasel

Neogale frenata

Marginal occurrence · 2 records
Size 24.8 cm9.8 in Weight 170 g6 oz active day & night wetland
Merriam's Pocket Mouse (Perognathus merriami)

Merriam's Pocket Mouse

Perognathus merriami

Common in Oklahoma 174 sightings
Size 5.9 cm2.3 in Weight 7 g0.2 oz active by night grassland

Sightings by month

Tadarida brasiliensis - Bahamas - Long Island (sic) - Cartwright Cave - March 2006 - 2

Mexican Free-tailed Bat

Tadarida brasiliensis

Occasional in Oklahoma 93 sightings
Size 3.1–4.1 cm1.2–1.6 in Weight 7–12 g0.2–0.4 oz active by night cave

Sightings by month

Mexican woodrat on a bed of pine needles, showing its gray-brown coat and large rounded ears

Mexican Woodrat

Neotoma mexicana

Rarely seen in Oklahoma 17 sightings
Size 19.1 cm7.5 in Weight 140–185 g4.9–6.5 oz active by night coniferous forest

Sightings by month

Mountain Lion (Puma concolor)

Mountain Lion

Puma concolor

Marginal occurrence · 2 records
Size 1–1.5 m3.3–5.1 ft Weight 36–120 kg79.4–264.6 lb active day & night montane forest

Sightings by month

Mule Deer (Odocoileus hemionus)

Mule Deer

Odocoileus hemionus

Occasional in Oklahoma 76 sightings
Size 1.3–1.7 m4.1–5.5 ft Weight 55–150 kg121.3–330.7 lb active day & night river

Sightings by month

Muskrats resting on a floating log in open water

Muskrat

Ondatra zibethicus

Occasional in Oklahoma 94 sightings
Size 25–36 cm9.8–14.2 in Weight 0.6–2 kg1.3–4.4 lb active day & night wetland

Sightings by month

Nine-banded Armadillo

Nine-banded Armadillo

Dasypus mexicanus

Common in Oklahoma 1,041 sightings
Size 60–90 cm2–3 ft Weight 3–8 kg6.6–17.6 lb active by night forest

Sightings by month

Deer Mouse (Peromyscus maniculatus) (9310532204)

North American Deermouse

Peromyscus maniculatus

Common in Oklahoma 2,385 sightings
Size 8–10 cm3.1–3.9 in Weight 21 g0.7 oz active by night river

Sightings by month

North American least shrew moving through short grass

North American Least Shrew

Cryptotis parvus

Occasional in Oklahoma 104 sightings
Size 5–8 cm2–3.1 in Weight 6 g0.2 oz active by night grassland

Sightings by month

Erethizontidae Erethizon dorsatum 3.2

North American Porcupine

Erethizon dorsatus

Occasional in Oklahoma 125 sightings
Size 60–90 cm2–3 ft Weight 3.5–12 kg7.7–26.5 lb active by night mixed forest

Sightings by month

River Otter (Lontra canadensis)

North American River Otter

Lontra canadensis

Occasional in Oklahoma 77 sightings
Size 0.7–1.1 m2.2–3.5 ft Weight 5–15 kg11–33.1 lb active day & night river

Sightings by month

Live northeastern marsh rice rat peering out from dense dry grass and green shoots

Northeastern Marsh Rice Rat

Oryzomys palustris

Marginal occurrence · 78 records
Size 14.2 cm5.6 in Weight 50 g1.8 oz active day & night wetland
Northern grasshopper mouse walking beside desert grass

Northern Grasshopper Mouse

Onychomys leucogaster

Common in Oklahoma 231 sightings
Size 12.7 cm5 in Weight 33 g1.2 oz active by night grassland

Sightings by month

Hoary bat in flight against blue sky, wings spread to show its yellow throat patch and heavily frosted fur

Northern Hoary Bat

Lasiurus cinereus

Common in Oklahoma 145 sightings
Size 13–15 cm5.1–5.9 in Weight 26 g0.9 oz active by night cave

Sightings by month

Northern myotis hanging head-down from a rock ceiling, long ears and tan fur visible

Northern Myotis

Myotis septentrionalis

Marginal occurrence · 6 records
Size 8.6 cm3.4 in Weight 6 g0.2 oz active by night coniferous forest
Northern pygmy mouse tucked into dry grass cover in Texas

Northern Pygmy Mouse

Baiomys taylori

Marginal occurrence · 4 records
Size 7.2 cm2.8 in Weight 7 g0.2 oz active day & night urban

Sightings by month

Northern rock mouse peering out from cover with large ears and long whiskers

Northern Rock Mouse

Peromyscus nasutus

Occasional in Oklahoma 63 sightings
Size 10.2 cm4 in Weight 28 g1 oz active by night desert

Sightings by month

Northern Short-tailed Shrew (Blarina brevicauda)

Northern Short-tailed Shrew

Blarina brevicauda

Occasional in Oklahoma 48 sightings
Size 11.1 cm4.4 in Weight 21 g0.7 oz active day & night riparian

Sightings by month

Northwestern marsh rice rat on a bare soil bank, unrestrained

Northwestern Marsh Rice Rat

Oryzomys texensis

Occasional in Oklahoma 78 sightings
Size 22.6–30.5 cm8.9–12 in Weight 40–80 g1.4–2.8 oz active by night wetland

Sightings by month

Live Norway rat beside shallow water

Norway Rat

Rattus norvegicus

Rarely seen in Oklahoma 11 sightings
Size 15–28 cm5.9–11 in Weight 140–500 g0.3–1.1 lb active by night urban

Sightings by month

Ord's kangaroo rat standing in profile, showing its huge hind feet and long tufted tail

Ord's Kangaroo Rat

Dipodomys ordii

Common in Oklahoma 266 sightings
Size 21–36.5 cm8.3–14.4 in Weight 50 g1.8 oz active by night great basin desert

Sightings by month

Pallid bat roosting on a cave wall

Pallid Bat

Antrozous pallidus

Occasional in Oklahoma 23 sightings
Size 6–8.5 cm2.4–3.3 in Weight 14–25 g0.5–0.9 oz active by night desert scrub

Sightings by month

Pinyon mouse under loose bark showing large ears and long tail

Pinyon mouse

Peromyscus truei

Common in Oklahoma 253 sightings
Size 10.2 cm4 in Weight 33 g1.2 oz active by night pinyon-juniper woodland

Sightings by month

Plains harvest mouse close-up among dry grass stems and twigs

Plains Harvest Mouse

Reithrodontomys montanus

Common in Oklahoma 263 sightings
Size 7.6 cm3 in Weight 10 g0.4 oz active by night grassland

Sightings by month

Plains pocket gopher emerging from a burrow in reddish soil

Plains Pocket Gopher

Geomys bursarius

Common in Oklahoma 129 sightings
Size 25–35 cm9.8–13.8 in Weight 187 g6.6 oz active day & night grassland

Sightings by month

Apache pocket mouse, a subspecies of the plains pocket mouse, eating seeds on sandy ground

Plains pocket mouse

Perognathus flavescens

Occasional in Oklahoma 36 sightings
Size 6.9 cm2.7 in Weight 9 g0.3 oz active by night desert

Sightings by month

Plains spotted skunk walking through rocky leaf litter in Texas

Plains Spotted Skunk

Spilogale interrupta

Rarely seen in Oklahoma 13 sightings
Size 35–55 cm13.8–21.7 in Weight 583 g1.3 lb active by night wetland

Sightings by month

AI-generated image: Prairie Vole alert in a grassy meadow, stocky grizzled brown-gray body and short tail. No public-domain photograph of this species exists. This image was generated with AI from verified reference material and reviewed by our editorial team for accuracy

Prairie Vole

Microtus ochrogaster

Occasional in Oklahoma 48 sightings
Size 12.4 cm4.9 in Weight 47 g1.7 oz active day & night grassland

Sightings by month

Pronghorn buck standing in a meadow of yellow wildflowers

Pronghorn

Antilocapra americana

Common in Oklahoma 139 sightings
Size 1.2–1.5 m3.9–4.9 ft Weight 32–70 kg70.5–154.3 lb active day & night grassland

Sightings by month

Rafinesques big-eared bat (5494435840)

Rafinesque's Big-eared Bat

Corynorhinus rafinesquii

Marginal occurrence · 8 records
Size 10.5 cm4.1 in Weight 9–11 g0.3–0.4 oz active by night cave
Red Fox (Vulpes vulpes)

Red Fox

Vulpes vulpes

Common in Oklahoma 207 sightings
Size 43 cm16.9 in Weight 5–10 kg11–22 lb active day & night desert

Sightings by month

Ringtail standing on rocks at night with its black-and-white banded tail visible

Ringtail

Bassariscus astutus

Marginal occurrence · 4 records
Size 30–42 cm11.8–16.5 in Weight 0.7–1.1 kg1.5–2.5 lb active by night urban

Sightings by month

Rock squirrel perched on a sunlit boulder

Rock Squirrel

Otospermophilus variegatus

Rarely seen in Oklahoma 15 sightings
Size 43–53 cm16.9–20.9 in Weight 450–875 g1–1.9 lb active by day lake

Sightings by month

Seminole bat resting on leaf litter at night with wings partly folded

Seminole Bat

Lasiurus seminolus

Marginal occurrence · 1 record
Size 10.8–11.4 cm4.3–4.5 in Weight 13 g0.5 oz active by night coastal
Sika Deer (Cervus nippon)

Sika Deer

Cervus nippon

Marginal occurrence · 4 records
Size 1.1–1.7 m3.6–5.6 ft Weight 30–90 kg66.1–198.4 lb active by night urban
Silky pocket mouse crouched on sandy grassland ground

Silky Pocket Mouse

Perognathus flavus

Common in Oklahoma 269 sightings
Size 9.5–11.8 cm3.7–4.6 in Weight 6–9 g0.2–0.3 oz active by night grassland

Sightings by month

Silver-haired bat tucked into loose bark

Silver-haired Bat

Lasionycteris noctivagans

Rarely seen in Oklahoma 10 sightings
Size 9.5–11.5 cm3.7–4.5 in Weight 11 g0.4 oz active by night river

Sightings by month

Southeastern Myotis (Myotis austroriparius)

Southeastern Myotis

Myotis austroriparius

Marginal occurrence · 2 records
Size 7.7–8.9 cm3–3.5 in Weight 6–7 g0.2 oz active by night coastal
Southern Flying Squirrel-27527-1

Southern Flying Squirrel

Glaucomys volans

Rarely seen in Oklahoma 17 sightings
Size 17.1 cm6.7 in Weight 65 g2.3 oz active by night deciduous forest

Sightings by month

Southern Plains Wood rat

Southern Plains Woodrat

Neotoma micropus

Common in Oklahoma 221 sightings
Size 21.3 cm8.4 in Weight 203 g7.2 oz active by night rocky outcrop

Sightings by month

Southern short-tailed shrew walking through moss and leaf litter beside green plant shoots

Southern Short-tailed Shrew

Blarina carolinensis

Common in Oklahoma 242 sightings
Size 10.2 cm4 in Weight 20 g0.7 oz active day & night agricultural

Sightings by month

Spotted ground squirrel sitting upright at a burrow entrance, its back covered in scattered white spots

Spotted Ground Squirrel

Xerospermophilus spilosoma

Rarely seen in Oklahoma 18 sightings
Size 18–25 cm7.1–9.8 in Weight 100–200 g3.5–7.1 oz active by day grassland

Sightings by month

Mephitis mephitis in Dierenpark Zie-ZOO

Striped Skunk

Mephitis mephitis

Common in Oklahoma 319 sightings
Size 46.5–81.5 cm1.5–2.7 ft Weight 0.6–6.3 kg1.3–13.9 lb active by night grassland

Sightings by month

Sylvilagus aquaticus - Sumpfkaninchen 193808230

Swamp Rabbit

Sylvilagus aquaticus

Occasional in Oklahoma 25 sightings
Size 40–55 cm15.7–21.7 in Weight 1.5–2.7 kg3.3–6 lb active day & night wetland

Sightings by month

Swift fox at a burrow entrance on the shortgrass prairie

Swift Fox

Vulpes velox

Rarely seen in Oklahoma 12 sightings
Size 38–53 cm15–20.9 in Weight 1.6–3 kg3.5–6.6 lb active day & night grassland

Sightings by month

AI-generated image: Texas Deermouse in three-quarter view standing on limestone rocks at night. No public-domain photograph of this species exists. This image was generated with AI from verified reference material and reviewed by our editorial team for accuracy

Texas Deermouse

Peromyscus attwateri

Common in Oklahoma 583 sightings
Size 10.5 cm4.1 in Weight 28 g1 oz active by night rocky outcrop

Sightings by month

Thirteen-lined ground squirrel crouched beside short grass

Thirteen-lined ground squirrel

Ictidomys tridecemlineatus

Occasional in Oklahoma 43 sightings
Size 17–30 cm6.7–11.8 in Weight 173 g6.1 oz active by day grassland

Sightings by month

Townsend's big-eared bat roosting on a cave wall

Townsend's Big-eared Bat

Corynorhinus townsendii

Occasional in Oklahoma 23 sightings
Size 5.8 cm2.3 in Weight 9–11 g0.3–0.4 oz active by night coastal

Sightings by month

Tricolored Bat hibernating on a limestone mine wall

Tricolored Bat

Perimyotis subflavus

Common in Oklahoma 200 sightings
Size 7.7–8.9 cm3–3.5 in Weight 5–8 g0.2–0.3 oz active by night cave

Sightings by month

Virginia Opossum clinging to a tree branch in a snowy winter woodland

Virginia Opossum

Didelphis virginiana

Common in Oklahoma 757 sightings
Size 40.8 cm16.1 in Weight 1.1–1.6 kg2.5–3.6 lb active by night river

Sightings by month

Western deer mouse sheltering in a rock crevice

Western Deer Mouse

Peromyscus sonoriensis

Size 12–20 cm4.7–7.9 in Weight 15–32 g0.5–1.1 oz active by night river

Sightings by month

Western harvest mouse moving through dry stems and gravel

Western Harvest Mouse

Reithrodontomys megalotis

Occasional in Oklahoma 38 sightings
Size 11.8–17 cm4.6–6.7 in Weight 11 g0.4 oz active by night wetland

Sightings by month

Little brown myotis roosting alertly on a wooden beam

Western Little Brown Myotis

Myotis lucifugus

Marginal occurrence · 1 record
Size 8–9.5 cm3.1–3.7 in Weight 6–13 g0.2–0.5 oz active by night cave
Western small-footed myotis roosting on wood with its dark face mask visible

Western Small-footed Myotis

Myotis ciliolabrum

Marginal occurrence · 3 records
Size 8–10 cm3.1–3.9 in Weight 4–5 g0.1–0.2 oz active by night desert
Western spotted skunk with a clear broken-stripe pattern, alert on a branch at night

Western Spotted Skunk

Spilogale gracilis

Marginal occurrence · 1 record
Size 35–45 cm13.8–17.7 in Weight 336–734 g0.7–1.6 lb active by night mixed forest
White-footed mouse on a fallen log in leaf litter

White-footed Mouse

Peromyscus leucopus

Common in Oklahoma 768 sightings
Size 10.1 cm4 in Weight 20–30 g0.7–1.1 oz active by night urban

Sightings by month

White-tailed Deer (Odocoileus virginianus)

White-tailed Deer

Odocoileus virginianus

Common in Oklahoma 2,830 sightings
Size 0.9–2.2 m3.1–7.2 ft Weight 68–136 kg149.9–299.8 lb active day & night mixed forest

Sightings by month

White-toothed woodrat

White-toothed Woodrat

Neotoma leucodon

Occasional in Oklahoma 99 sightings
Size 19.6 cm7.7 in Weight 191 g6.7 oz active by night river

Sightings by month

Adult wild boar foraging in grass

Wild Boar

Sus scrofa

Common in Oklahoma 141 sightings
Size 85–90 cm2.8–3 ft Weight 40–50 kg88.2–110.2 lb active day & night lake

Sightings by month

Microtus pinetorum - crlevy - 550023152

Woodland Vole

Microtus pinetorum

Common in Oklahoma 356 sightings
Size 10.3 cm4.1 in Weight 26 g0.9 oz active day & night woodland

Sightings by month

Yellow-faced pocket gopher looking out from a burrow entrance in dry grass

Yellow-faced Pocket Gopher

Cratogeomys castanops

Rarely seen in Oklahoma 8 sightings
Size 22.6 cm8.9 in Weight 266 g9.4 oz active day & night grassland

Sightings by month

Yuma myotis crouched on the ground at night

Yuma Myotis

Myotis yumanensis

Rarely seen in Oklahoma 16 sightings
Size 8.4–9.9 cm3.3–3.9 in Weight 6 g0.2 oz active by night coniferous forest

Sightings by month