rodent
eutherian
eutherian mammal
placental
placental mammal
abrocome
agouti
aplodontia rufa
beaver
capibara
capybara
cavy
chinchilla
chinchilla laniger
chinchilla rat
chinchillon
cotton rat
coypu
cuniculus paca
dasyprocta aguti
dolichotis patagonum
dormouse
florida water rat
gerbil
gerbille
hamster
hedgehog
hydrochoerus hydrochaeris
jerboa
jumping mouse
lagostomus maximus
lemming
mara
marmot
mole rat
mountain beaver
mountain chinchilla
mountain paca
mountain viscacha
mouse
murine
muskrat
musquash
myocastor coypus
neofiber alleni
new world mouse
nutria
ondatra zibethica
paca
porcupine
prairie dog
prairie marmot
rat
rat chinchilla
round-tailed muskrat
gnaw