conilurine
New World mouse
biungulate
tree rat
viscacha rat
nesomyid
mammalian
murine
Chinchillidae
family Chinchillidae
gnawer
Hydrochoerus hydrochaeris
capybara
ctenomyid
rodential
capibara
chief hare
squirrel
heteromyd
family Dasyurinae
hatchling
mole rat
Dasyuridae
rat terrier
ratter
family Dasyuridae
rodentology
chordate
zapodid
platacanthomyid
bandicoot rat
neoepiblemid
pangopup
estivator
noneutherian
dinomyid
echimyid
altricial
pseudocoelomate
tubulidentate
cursorial
bathyergid
ratoon
akodontine
rattie
labba
heteromyid
sciurid
cavy
ornithoid