They did not become popular in the United States until the 1940's. The most commonly sold hamster is the regular Golden Hamster. A more recent type of hamster that has become popular is the dwarf hamster. These hamsters were bred for their small size and temperament. There are 24 varieties of dwarf hamsters all of which had their origin in and around Siberia.
Hamsters are rodents and resemble tiny bears.
They are one of the most popular pets for children. Its' forelegs have four toes and a rudimentary thumb. This results in it having hand like features. Hamsters do have tails but it is extremely short. One of the most fascinating features of a hamster is its' ability to store food in cheek pouches.