gnawer

Noun
  1. Relatively small placental mammals having a single pair of constantly growing incisor teeth specialized for gnawing (synset 102332053)
    is a type of: eutherian, eutherian mammal, placental, placental mammal - mammals having a placenta; all mammals except monotremes and marsupials
    subtypes:
    • mouse - any of numerous small rodents typically resembling diminutive rats having pointed snouts and small ears on elongated bodies with slender usually hairless tails
    • rat - any of various long-tailed rodents similar to but larger than a mouse
    • murine - a rodent that is a member of the family Muridae
    • water rat - any of various amphibious rats
    • new world mouse - a variety of rodent
    • muskrat, musquash, ondatra zibethica - beaver-like aquatic rodent of North America with dark glossy brown fur
    • florida water rat, neofiber alleni, round-tailed muskrat - of Florida wetlands
    • cotton rat, sigmodon hispidus - destructive long-haired burrowing rat of southern North America and Central America
    • wood rat, wood-rat - any of various small short-tailed rodents of the northern hemisphere having soft fur grey above and white below with furred tails and large ears; some are hosts for Ixodes pacificus and Ixodes scapularis (Lyme disease ticks)
    • hamster - short-tailed Old World burrowing rodent with large cheek pouches
    • gerbil, gerbille - small Old World burrowing desert rodent with long soft pale fur and hind legs adapted for leaping
    • lemming - any of various short-tailed furry-footed rodents of circumpolar distribution
    • hedgehog, porcupine - relatively large rodents with sharp erectile bristles mingled with the fur
    • jumping mouse - any of several primitive mouselike rodents with long hind legs and no cheek pouches; of woodlands of Eurasia and North America
    • jerboa - mouselike jumping rodent
    • dormouse - small furry-tailed squirrel-like Old World rodent that becomes torpid in cold weather
    • squirrel - a kind of arboreal rodent having a long bushy tail
    • prairie dog, prairie marmot - any of several rodents of North American prairies living in large complex burrows having a barking cry
    • marmot - stocky coarse-furred burrowing rodent with a short bushy tail found throughout the northern hemisphere; hibernates in winter
    • beaver - large semiaquatic rodent with webbed hind feet and a broad flat tail; construct complex dams and underwater lodges
    • aplodontia rufa, mountain beaver, sewellel - bulky nocturnal burrowing rodent of uplands of the Pacific coast of North America; the most primitive living rodent
    • cavy - short-tailed rough-haired South American rodent
    • dolichotis patagonum, mara - hare-like rodent of the pampas of Argentina
    • capibara, capybara, hydrochoerus hydrochaeris - pig-sized tailless South American amphibious rodent with partly webbed feet; largest living rodent
    • agouti, dasyprocta aguti - agile long-legged rabbit-sized rodent of Central America and South America and the West Indies; valued as food
    • cuniculus paca, paca - large burrowing rodent of South America and Central America; highly esteemed as food
    • mountain paca - rodent of mountains of western South America
    • coypu, myocastor coypus, nutria - aquatic South American rodent resembling a small beaver; bred for its fur
    • chinchilla, chinchilla laniger - small rodent with soft pearly grey fur; native to the Andes but bred in captivity for fur
    • mountain chinchilla, mountain viscacha - a rodent native to the mountains of Chile and Peru and now bred in captivity
    • chinchillon, lagostomus maximus, viscacha - gregarious burrowing rodent larger than the chinchillas
    • abrocome, chinchilla rat, rat chinchilla - ratlike rodent with soft fur and large ears of the Andes
    • mole rat - furry short-limbed tailless rodent resembling a true mole in habits and appearance; of eastern Europe and Middle East
    • mole rat - African rodent resembling a mole in habits and appearance
    • sand rat - small nearly naked African mole rat of desert areas
    belongs to: order rodentia, rodentia - small gnawing animals: porcupines; rats; mice; squirrels; marmots; beavers; gophers; voles; hamsters; guinea pigs; agoutis
    same as: rodent

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