Home›Species›Taxonomy›RodentiaTaxaRodentiaMammal OrdersReference and ClassificationThoroughly VerifiedThe rodents: the largest order of mammals by species count, defined by a single pair of continuously growing, chisel-like incisors in each jaw, used for gnawing. Rodentia includes mice, rats, squirrels, beavers and porcupines, and its members inhabit nearly every terrestrial habitat on every continent except Antarctica.FactsRodentiaConnectionsIn the Other AtlasesSourcesComments (0)Reader Challenges (0)FactsDisputedMember Species/Taxa CountScholarly debate2550 2Approximate described-species (or, for a genus, described-taxon) count; continually revised as species are newly described, reclassified or synonymized.Taxonomic RankWell-attestedOrder 2Scientific NameWell-attestedRodentia 2ClassificationLiving or ExtinctWell-attestedYes 1RodentiaFilter Results17 entriesHabitatAllAlpine (2)Boreal Forest (1)Chaparral (3)Desert (3)Freshwater (2)Freshwater Marsh (1)Grassland (5)Savanna (1)Temperate Forest (5)Tundra (1)Wetlands (2)Conservation StatusAllEndangered (1)Least Concern (15)EcosystemAllBlack Forest (1)Canadian Boreal Forest (1)Danube Delta (1)Galapagos (1)Great Plains (1)Llanos (1)Pampas (1)Pantanal (1)Yellowstone (1)DietAllHerbivore (13)Omnivore (3)Population TrendAllStable (1)System (Realm)AllFreshwater (4)Terrestrial (15)ThreatsAllBiological Resource Use (2)Invasive and Other Problematic Species, Genes and Diseases (1)Relationship to PeopleAllAgricultural or Structural Pest (3)Disease Vector (1)Domesticated (1)Hunted or Fished (4)Invasive or Introduced Species (3)Kept as Pets (5)Used in Traditional Medicine (1)Living or ExtinctAllYes (17)Where It LivesAllAfrica (5)Albania (4)Andorra (1)Angola (2)Antigua and Barbuda (1)Argentina (6)Armenia (1)Australia (3)Austria (6)Azerbaijan (1)Bahamas (1)Bahrain (1)Belarus (3)Belgium (8)Bolivia (4)Bosnia and Herzegovina (3)Botswana (2)Brazil (3)Bulgaria (3)Canada (2)Chile (3)China (2)Colombia (1)Croatia (2)Cyprus (2)Czechia (2)Denmark (3)Ecuador (1)Estonia (1)Eswatini (1)Finland (2)France (4)Georgia (2)Germany (4)Greece (2)Guyana (1)Hungary (3)Indonesia (1)Ireland (4)Italy (4)Japan (1)Luxembourg (1)Mexico (5)Mozambique (1)Netherlands (2)New Zealand (1)North America (12)North Korea (1)Norway (6)Paraguay (1)Peru (1)Poland (2)Portugal (2)Russia (1)Serbia (2)South Africa (1)South America (7)South Asia (3)Spain (4)Suriname (1)Sweden (2)Switzerland (2)United Arab Emirates (2)United Kingdom (5)United States (6)Uruguay (1)Venezuela (1)Zimbabwe (1)Show ResultsBrowseCompareSelect all 17Alpine MarmotRodentiaBeaverRodentiaBlack RatRodentiaBlack-tailed Prairie DogRodentiaCapybaraRodentiaChinchillaRodentiaEastern ChipmunkRodentiaEastern Gray SquirrelRodentiaGroundhogRodentiaHazel DormouseRodentiaHouse MouseRodentiaKangaroo RatRodentiaMuskratRodentiaNaked Mole-RatRodentiaNorth American PorcupineRodentiaNutriaRodentiaSouthern Flying SquirrelRodentiaConnectionsChild Taxon OfMammalia, Taxa Well-attested Source Catalogue of LifeLong-Form ArticlesThe Chisel Edge Built Into Every Rodent's Front Teeth, Articles Well-attested Parent Taxon OfAlpine Marmot, Species Well-attested Source Catalogue of LifeBeaver, Species Well-attested Source Catalogue of LifeBlack Rat, Species Well-attested Source Catalogue of LifeBlack-tailed Prairie Dog, Species Well-attested Source Catalogue of LifeCapybara, Species Well-attested Source Catalogue of LifeChinchilla, Species Well-attested Source Catalogue of LifeEastern Chipmunk, Species Well-attested Source Catalogue of LifeEastern Gray Squirrel, Species Well-attested Source Catalogue of LifeGroundhog, Species Well-attested Source Catalogue of LifeHazel Dormouse, Species Well-attested Source Catalogue of LifeHouse Mouse, Species Well-attested Source Catalogue of LifeKangaroo Rat, Species Well-attested Source Catalogue of LifeMuskrat, Species Well-attested Source Catalogue of LifeNaked Mole-Rat, Species Well-attested Source Catalogue of LifeNorth American Porcupine, Species Well-attested Source Catalogue of LifeNutria, Species Well-attested Source Catalogue of LifeSouthern Flying Squirrel, Species Well-attested Source Catalogue of LifeIn the Other AtlasesFound InAfricaAlso in Geography Atlas: where this subject is found.MadagascarAlso in Geography Atlas: where this subject is found.South AmericaAlso in Geography Atlas: where this subject is found.Sources1. Rodentia (Wikipedia)Rodents make up about 40% of all mammal speciesView the Source2. Catalogue of LifeSpecies 2000 & ITIS Catalogue of LifeView the SourceWikidata: RodentiaWikidata Q10850, class allow-list match (w-wdresolver-0926)View the SourceRodent (Wikipedia)In Group: Euarchontoglires Orders, LeadQuote, In Group: Euarchontoglires Orders, LeadRodents (from Latin rodens 'gnawing') are a group of mammals belonging to the order Rodentia ( roh-DEN-shə or roh-DEN-chə) characterized by a single pair of continuously growing incisors in each of the upper and lower jaws.View the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.