State Land mammal Marine mammal Wildlife mammal/animal Domestic mammal AlabamaAmerican Black Bear (2006) Racking horse(Equus caballus) State horse (1975) AlaskaMooseBowhead whalePolar BearAlaskan Malamute (state dog) ArizonaRing-tailed CatArkansas

White-tailed deer

CaliforniaGrizzly bearCalifornia sea lionGray WhaleCalifornia Red (sheep)ColoradoRocky Mountain bighorn sheepConnecticutSperm whale (state animal) FloridaFlorida pantherManateebottle nose dolphinGeorgiaRight whaleHawaiiHumpback whaleIdahoAppaloosa horseIllinoisWhite-tailed deerDuroc (state pig) KansasAmerican bisonCairn Terrier (state dog, not yet official) KentuckyEastern ChipmunkGray squirrelThoroughbred horse (state horse) LouisianaBlack bearCatahoula Leopard Dog (state dog) MaineMooseMaine Coon catMarylandThoroughbred horseChesapeake Bay Retriever (state dog) calico cat (state cat) MassachusettsRight whaleMorgan horseTabby cat (state cat) Boston Terrier (state dog) MichiganWhite-tailed deerWolverineMississippiRed foxBottle-nosed dolphinWhite-tailed deerMinnesotaEastern Timber WolfMissouriMuleMissouri Fox Trotting horseMontanaGrizzly bearNebraskaWhite-tailed deerNevadaDesert bighorn sheepNew HampshireWhite-tailed deerChinook (state dog) New JerseyHorseBullJersey Wooly (state rabbit) New MexicoBlack bearJaguarNew YorkBeaverNorth CarolinaEastern Gray SquirrelPlott Hound (state dog) North DakotaNokota horseOhioWhite-tailed deerAmerican YorkshireOklahomaBisonWhite-tailed deer (game animal) OregonAmerican BeaverPuliPennsylvaniaWhite-tailed deerGreat Dane (state dog) Puerto RicoWest Indian Manatee(Trichechus manatus)South CarolinaWhite-tailed deer (1972) Boykin Spaniel (state dog) (1985) South DakotaCoyoteAmerican LandraceTennesseeCommon RaccoonTennessee walking horseTexasArmadillo (small) Blue Lacy (state dog) Texas Longhorn (large) Mexican free-tailed bat (flying) UtahRocky Mountain elkCervus canadensis nelsoni (1971) VermontWhite-tailed deer (Male shown) Dairy cowMorgan horseVirginiaVirginia Big-Eared BatAmerican FoxhoundWashingtonWashington Ground SquirrelOrca (Killer Whale) West VirginiaBlack bearVirginia OpossumWisconsinBadgerWhite-tailed deerDairy cowAmerican Water Spaniel (state dog) WyomingBuffaloThis list is incomplete; you can help by expanding it.

From Wikipedia under the GNU Free Documentation License
Mon Aug 31 10:51:10 2009

A state mammal is the official or representative animal of a U.S. state. States also have separate state birds, and sometimes state fish or state butterflies. States similarly have state flowers, state trees and state songs.

Years in parentheses denote the year of adoption by the state's legislature