Rodentia

E38903

Rodentia is the largest order of mammals, comprising rodents such as mice, rats, squirrels, and beavers, characterized by a single pair of continuously growing incisors in each jaw.

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Statements (69)

Predicate Object
instanceOf order of mammals
characteristic diastema between incisors and cheek teeth
incisors with enamel only on the front surface
lack of canine teeth
obligate gnawing behavior
single pair of continuously growing incisors in each jaw
clade Glires
class Mammalia
commonName rodents
diet herbivorous
omnivorous
distribution cosmopolitan
ecologicalRole ecosystem engineers
prey for many predators
seed dispersers
economicImpact agricultural pests
disease reservoirs
laboratory model organisms
sources of fur
evolutionaryDiversification Cenozoic
fossilRecord Paleocene origin
foundOnContinent Africa
Antarctica (introduced, limited human-associated presence)
Asia
Australia
Europe
North America
South America
habitat arboreal
fossorial
semi-aquatic
terrestrial
hasSuborder Anomaluromorpha
Castorimorpha
Hystricognathi
Hystricognathi
surface form: Hystricomorpha

Myomorpha
Sciurognathi
Sciuromorpha
includes agoutis
beavers
capybaras
chinchillas
degus
dormice
gerbils
gophers
guinea pigs
hamsters
jerboas
lemmings
mice
nutria
porcupines
prairie dogs
rats
squirrels
voles
infraclass Eutheria
isLargestOrderOf Mammalia
kingdom Animalia
notableModelOrganism Norway rat (Rattus norvegicus)
house mouse (Mus musculus)
phylum Chordata
recognizedBy modern biological taxonomy
reproduction viviparous
subclass Theria
superorder Euarchontoglires
taxonRank order

Referenced by (10)

Full triples — surface form annotated when it differs from this entity's canonical label.

Sciurinae belongsToOrder Rodentia
Callosciurinae order Rodentia
Marmotini order Rodentia
Patagonian mara order Rodentia
Sciuridae order Rodentia
Sciurillinae order Rodentia
Sciuromorpha order Rodentia
Xerinae order Rodentia
Xerospermophilus order Rodentia