Hamster.
Guinea Pig
you should get a hamster for a rodent pet
Guinea pig is not an idiom. It is a type of small rodent that is often kept as a pet.I have a pet guinea pig.
The pet rodent which has the longest lifespan is the Guinea Pig. They readily live between 5 and 7 years.
Comrat!
ferret
try on e-bay and search for rodent or go to a pet shop. They sell Mice and sometimes ferrets. it depends what kind of rodent you want.
A small Eurasian rodent of the subfamily Cricetinae, especially Mesocricetus auratus, having large cheek pouches and a short tail and often kept as a pet or used in laboratory research.
all pets are not easy to take care of but the guinea pig will be the best rodent pet
Dog, cat, bird, fish, rabbit
Cuy
a fish a bird, amphibians or a reptile of some sort.