Mam·mal·o·gy / a branch of zoology dealing with mammals
Mam·mal·o·gist / a person with the best job in the world!
Mam·mal·o·gy / a branch of zoology dealing with mammals
Mam·mal·o·gist / a person with the best job in the world!
| ORDER / Family | Common Name | Species | Status | Distribution | ASM Slide Library # * | Mamm. Species # | Comments |
|---|---|---|---|---|---|---|---|
| DIDELPHIMORPHIA | |||||||
| Didelphidae | Virginia opossum | Didelphis virginiana | common | southeast corner | 4(W), 630, 828(B), 829(B), 830(B) | 40 | nocturnal |
| INSECTIVORA | |||||||
| Soricidae | Northern short-tailed shrew | Blarina brevicauda | common | eastern 1/2 | 20, 644(S) | 261 | venomous; active day and night |
| Arctic shrew | Sorex arcticus | uncommon | northern 1/4 and eastern 1/4 | 524 | few live longer than 15 months in the wild | ||
| Masked shrew | Sorex cinereus | statewide | this species ranges into eastern Siberia | ||||
| Pygmy shrew | Sorex hoyi | uncommon | eastern 1/8, northeast 3/4 | 33 | smallest mammal in the world | ||
| Merriam's shrew | Sorex merriami | uncommon | southwest corner | 2 | only 1 specimen taken in North Dakota | ||
| Water shrew | Sorex palustris | possible | southeast corner | 1287 | 296 | excellent swimmers and divers | |
| CHIROPTERA | |||||||
| Vespertilionidae | Big brown bat | Eptesicus fuscus | common | statewide | 39(C), 223 | 356 | active later than most hibernating species |
| Silver-haired bat | Lasionycteris noctivagans | common | statewide | 658 | 172 | roosts under bark and in hollow trees | |
| Red bat | Lasiurus borealis | common | statewide (except southwest corner) | 40, 655(C), 815(C) | 183 | broadest distribution of any new world bat; roosts in trees; interfemoral membrane heavily furred | |
| Hoary bat | Lasiurus cinereus | common | statewide | 41, 42, 656 | 185 | roosts in trees; interfemoral membrane heavily furred | |
| Western small-footed myotis | Myotis ciliolabrum | uncommon | northern 1/4 | 226 | 547 | occurs in rocky habitats | |
| Long-eared myotis | Myotis evotis | common | northern 1/5, eastern 1/2 | 732 | 329 | hibernates in caves and mines | |
| Little brown myotis | Myotis lucifugus | common | statewide | 224, 225(G), 814(G) | 142 | frequents man-made structures | |
| Northern myotis | Myotis septentrionalis | common | southwest corner | 227 | 121 | hibernates in caves and mines | |
| Long-legged myotis | Myotis volans | common | western 1/3 | 224 | inhabits open forested lands | ||
| Townsend's big-eared bat | Plecotus townsendii | uncommon | southwest corner | 229(C) | 175 | hibernates in caves; cavernicolous | |
| LAGOMORPHA | |||||||
| Leporidae | Snowshoe hare | Lepus americanus | uncommon | northern 1/2 to southeast corner | 246, 544(P) | autumn molt turns pelage white | |
| White-tailed jackrabbit | Lepus townsendii | common | statewide | 1189, 1349 | 288 | do not do so well in cultivated areas | |
| Desert cottontail | Sylvilagus audubonii | uncommon | southwest 1/3 | 59, 1188 | 106 | moisture from food supplies needed water | |
| Eastern cottontail | Sylvilagus floridanus | common | statewide | 58, 953(Y) | 136 | restricted to riparian habitat | |
| Nuttall's cottontail | Sylvilagus nuttallii | uncommon | northwestern 1/3 to southwest corner | 56 | inhabits sagebrush | ||
| RODENTIA | |||||||
| Castoridae | Beaver | Castor canadensis | common | statewide | 247(H), 248(H), 408, 409(H), 410(H), 1239, 1316(H), 1317(H) | 120 | largest rodent in North America |
| Dipodidae | Meadow jumping mouse | Zapus hudsonius | common | eastern 3/4, northern 9/10, southwest corner | 11 | routinely leaps up to one meter | |
| Western jumping mouse | Zapus princeps | common | northern 1/4, eastern 1/6 (except northeast corner) | 1110 | prefers dense cover and tall grasses | ||
| Erethizontidae | Porcupine | Erethizon dorsatum | uncommon-common | statewide | 83, 870(Y) | 29 | barbed quills; prefer wooded and forested areas |
| Geomyidae | Plains pocket gopher | Geomys bursarius | common | eastern 1/6 | 690 | highly fossorial; upper incisors are grooved | |
| Northern pocket gopher | Thomomys talpoides | common | western 5/6, northeast corner | 688, 689(A) | highly fossorial; upper incisors are smooth | ||
| Heteromyidae | Hispid pocket mouse | Chaetodipus hispidus | uncommon | southwestern edge | 320 | seldom venture above ground in winter (each seed cache) | |
| Ord's kangaroo rat | Dipodomys ordii | common | southwest corner | 560, 693(S), 1099, 1352 | 353 | can live indefinitely without water | |
| Olive-backed pocket mouse | Perognathus fasciatus | common | western 7/8 | 303 | prefers short-grass rangeland | ||
| Plains pocket mouse | Perognathus flavescens | common | southeastern 1/4 | 694, 1337 | 525 | prefers sandy soils with vegetative cover | |
| Muridae | Southern red-backed vole | Clethrionomys gapperi | common | northern 1/3, eastern 1/2 | 69 | 146 | restricted to habitats with free water due to high water requirements |
| Sagebrush vole | Lemmiscus curtatus | rare | western 1/4 | 1139 | may use "cow chips" as temporary shelter | ||
| Prairie vole | Microtus ochrogaster | common | statewide | 1160 | 355 | inhabits tall-grass communities and upland habitats | |
| Meadow vole | Microtus pennsylvanicus | common | statewide | 70 | 159 | inhabits moist meadows, marshes, and riparian habitat | |
| House mouse | Mus musculus | common | statewide | 92, 754 | from Europe; frequently associated with man-made structures | ||
| Bushy-tailed woodrat | Neotoma cinerea | common | southwestern 1/4 | 1351 | 564 | bushy tail looks similar to a squirrels tail | |
| Muskrat | Ondatra zibethicus | common | statewide | 1162, 1163(S) | 141 | requires body of water | |
| Northern grasshopper mouse | Onychomys leucogaster | common-uncommon | statewide | 253(C), 1017, 1169 | 87 | behavior similar to canids | |
| White-footed mouse | Peromyscus leucopus | common | statewide | 73, 1174 | 247 | prefer habitats with three dimensional structure | |
| Deer mouse | Peromyscus maniculatus | common | statewide | 251(A), 1175 | probably the most abundant vertebrate on the plains | ||
| Norway rat | Rattus norvegicus | introduced-common | statewide | 755(W), 756(G), 757(B), 758 | from Europe; possibly the most destructive of all mammals | ||
| Western harvest mouse | Reithrodontomys megalotis | common | southern 3/4, western 1/6 | 1018 | 167 | strictly nocturnal | |
| Plains harvest mouse | Reithrodontomys montanus | possible | southwestern corner | 257 | does well in grazed rangeland | ||
| Sciuridae | Black-tailed prairie dog | Cynomys ludovicianus | common | southwestern 1/2 | 105 | 535 | keep vegetation surrounding burrows shortly cropped |
| Northern flying squirrel | Glaucomys sabrinus | uncommon-common | eastern 1/8, northeast 3/4 | 1020 | 259 | highly arboreal; nocturnal; great gliders | |
| Woodchuck | Marmota monax | common | northeastern 1/2, eastern 1/8 | 107 | 591 | hibernate 4 to 6 months per year | |
| Gray squirrel | Sciurus carolinensis | uncommon-common | northeastern 4/5 | 94, 95(P) | 480 | prefers dense woodland | |
| Fox squirrel | Sciurus niger | common | eastern 1/2, southwestern 9/10 | 96, 880 | 479 | prefers open woodland | |
| Franklin's ground squirrel | Spermophilus franklinii | uncommon-common | northeastern 1/2, eastern 1/3 | 104 | occurs in tall-grass prairie | ||
| Richardson's ground squirrel | Spermophilus richardsonii | uncommon | northern 1/4, eastern 1/2 | 243 | territorial | ||
| Thirteen-lined ground squirrel | Spermophilus tridecemlineatus | common | statewide | 103, 573(C), | 103 | abundant along rights-of-way and roadsides | |
| Least chipmunk | Tamias minimus | common | northeastern 1/8 to central, southwestern 1/4 | occurs in more varied habitats than most squirrels | |||
| Eastern chipmunk | Tamias striatus | uncommon | northeastern 1/2, eastern 1/8 | 110, 259(AB) | 168 | does not occur in open country | |
| Red squirrel | Tamiasciurus hudsonicus | uncommon | eastern 1/6, north-central 1/4 | 111, 260, 826, 827(H) | 586 | inhabits coniferous forests | |
| CARNIVORA | |||||||
| Canidae | Coyote | Canis latrans | common | statewide | 256(C), 1126, 1127, 1267 | 79 | benefiting from agricultural development |
| Gray wolf | Canis lupus | extirpated | 581, 1038(P), 1128 | 37 | federally endangered; was once widespread in North Dakota | ||
| Gray fox | Urocyon cinereoargenteus | common | eastern 1/2 | 584 | 189 | frequently climbs trees | |
| Swift fox | Vulpes velox | uncommon-common | statewide (except southeast corner) | 583(Y), 1208 | 122 | most abundant on short-grass prairie | |
| Red fox | Vulpes vulpes | uncommon-common | statewide | 435(W), 436(Y), 582 | 537 | may have been introduced | |
| Felidae | Mountain lion | Felis concolor | extirpated | 275, 276, 586(C) | 200 | possible | |
| Lynx | Lynx lynx | uncommon-common | statewide | 1046 | 269 | prefers boreal and montane forests, but disperse onto plains during high population eruptions | |
| Bobcat | Lynx rufus | uncommon | statewide | 819, 1293 | 563 | most abundant in areas with broken terrain which provides cover | |
| Mustelidae | Wolverine | Gulo gulo | extirpated | 442(C), 807(S), 1296(S), 1297(S), 1298(S) | 499 | declined in number during the late 1800's | |
| River otter | Lontra canadensis | uncommon | statewide | 802(AC), 859(G) | 587 | play by sliding in mud, snow, wet grass, and ice | |
| Marten | Martes americana | rare | northeast corner | 289 | may be extirpated from state | ||
| Fisher | Martes pennanti | rare | northeast corner | 590(C) | 156 | may be extirpated from state | |
| Striped skunk | Mephitis mephitis | common | statewide | 280 | 173 | commensal with man | |
| Ermine | Mustela erminea | uncommon | northeastern 1/4 | 588(P), 1051 | 195 | circumboreal distribution | |
| Long-tailed weasel | Mustela frenata | common-uncommon | statewide | 1348 | 570 | males feed on mammals as large as snow shoe hares; females feed on mouse-sized rodents | |
| Black-footed ferret | Mustela nigripes | extirpated | 128 | 126 | federally endangered | ||
| Least weasel | Mustela nivalis | uncommon | statewide (except southwest corner) | 440(Y), 1214, 1350 | 454 | smallest weasel in North Dakota | |
| Mink | Mustela vison | uncommon | statewide | 1129 | 608 | inhabits areas near water | |
| Eastern spotted skunk | Spilogale putorius | uncommon | southern 1/3 | prefers forest edge habitat | |||
| Badger | Taxidea taxus | common-uncommon | statewide | 701(C), 702(A), 703(H) | 26 | feed on any small mammal easily obtained | |
| Procyonidae | Raccoon | Procyon lotor | common | statewide | 140, 709(S) | 119 | does not wash food |
| Ursidae | Black bear | Ursus americanus | extirpated | 142(C), 1132 | occur in forested areas | ||
| Grizzly bear | Ursus arctos | extirpated | 455, 821(CB), 1008, 1271 | 439 | feed primarily on carrion, fruits, fish, and burrowing mammals | ||
| ARTIODACTYLA | |||||||
| Antilocapridae | Pronghorn | Antilocapra americana | uncommon | western 1/3 | 166(M), 717(M), 718(F), 823(B) | 90 | fastest land animal in North America |
| Bovidae | Bison | Bison bison | extirpated | 167(M), 304(CM), 305(Y), 306(H), 719(W), 720, 1311(B), 1224, 1273, 1311(G) | 266 | important in shaping the plains | |
| Mountain sheep | Ovis canadensis | extirpated | 168(G), 169(G), 307(CM), 941(FM) | 230 | was once common in the foothills | ||
| Cervidae | Moose | Alces alces | uncommon | eastern 1/8, northeastern 1/4 | 192(M), 618(CM) | 154 | most common in disturbed habitat |
| American elk/Wapiti | Cervus elaphus | extirpated | 189(W), 190(G), 318(Y), 809(FM), 863(M), 864(F), 1077(F), 1278 | was once abundant along riparian habitat | |||
| Mule deer | Odocoileus hemionus | common | statewide | 187(M), 475(Y), 476(F) | 219 | common in open country | |
| White-tailed deer | Odocoileus virginianus | common | statewide | 185(F), 186(A), 803(M), 1279, 1313 | 388 | most common at forest edge | |
| Caribou | Rangifer tarandus | extirpated | 193(GM), 477(G), 1280, 1314 | both sexes have antlers | |||
| Selected references | |||||||
| Jones, J. K., Jr., D. M. Armstrong, and J. R. Choate. 1985. Guide to mammals of the plains states. Univ. of Nebraska Press, Lincoln, xvii + 371 pp. | |||||||
| Jones, J. K., Jr., D. M. Armstrong, R. S. Hoffmann, and C. Jones. 1983. Mammals of the Northern Great Plains. Univ. of Nebraska Press, Lincoln, xii + 379 pp. | |||||||
| * Slide symbols | |||||||
| No symbol -- portrait | |||||||
| A -- anatomical specialization | |||||||
| B -- specialized behavior | |||||||
| C -- close-up of head region | |||||||
| F -- female, when sexes differ | |||||||
| FM -- female(s) and male(s) shown when differences obvious | |||||||
| G -- group | |||||||
| H -- habitat or sign of animals activity | |||||||
| M -- male, when sexes differ | |||||||
| P -- unusual color phase | |||||||
| S -- skull | |||||||
| W -- female with young | |||||||
| Y -- young, may be newborn | |||||||
| Please send comments to: pamvaugh@icsi.net | |||||||