Types of Rodents There are many different rodent types which
have been identified. The different types can be distinguished
by their differences in physical appearance as well as genetics.
The types often are grouped together with similar types.
Chipmunks, marmots, woodchucks, squirrels, prairie dogs and
gophers belong to one rodent group. Another group includes
common house mice, rats, gerbils, hamsters, lemmings and voles.
Another well known group contains porcupines, capybaras, agouti,
guinea pigs and chinchillas.