Rodents are actually mammals and belong to the family Rodentia.  Their upper and lower jaws contain a pair of incisors that grow continuously as they keep on wearing them out by gnawing.   Hamsters, Guinea pigs, beavers, porcupines, squirrels, rats and mice belong to the rodent family. They put their incisors into full use to break into food, gnaw wood and even attack predators.  Most rodents are vegetarians but some have diverse diets. You can find many of these small mammals like hamsters, guinea pigs, gerbils, rats and mice in pet shops as they make excellent pets. Most of these are rodents, except possibly the guinea pig whose classification is still under a cloud.

Today, many keep rodents as household pets, but their potential as pets can vary.  It is up to you to choose the right animal and enjoy a facile interaction with these fascinating creatures.
Another interesting feature is that some of these animals are excellent pets for your children who want a furry pet for company. There are over 1500 species of rodents, but most people agree the best 3 for your children are the hamster, the guinea pig and the rat, in that order.  While the hamsters are small, need limited space and are relatively inexpensive and easy and to care for, the guinea pigs are great pets for Kids Company while watching TV and make adorably vocal squeaking sounds when they give them a snack. On the other hand, the rats dazzle with their physical abilities, intelligence and entertainment value.
Apart from these three, several other rodents are now very popular in the pet trade. Here are details pertaining to a long list of Rodents that make very good pets: