![]() Four of the seven living genera include extinct species. Their evolutionary history is recorded by 15 extinct fossil genera and extends back 11.2 million to 16.4 million years to the Middle Miocene Epoch in Europe and North Africa in Asia it extends 6 million to 11 million years. Some place it in a family Cricetidae that also includes voles, lemmings, and New World rats and mice others group all these into a large family called Muridae. Taxonomists generally disagree about the most appropriate placement of the subfamily Cricetinae within the superfamily Muroidea. The winter white dwarf hamster A winter white dwarf hamster P. Physically, they are stout-bodied with distinguishing features that include elongated cheek pouches extending to their shoulders, which they use to carry food back to their burrows, as well as a short tail and fur-covered feet.Ĭlassification P. They feed primarily on seeds, fruits, and vegetation, and will occasionally eat burrowing insects. Hamsters are more crepuscular than nocturnal and, in the wild, remain underground during the day to avoid being caught by predators. Other hamster species commonly kept as pets are the three species of dwarf hamster, Campbell's dwarf hamster ( Phodopus campbelli), the winter white dwarf hamster ( Phodopus sungorus) and the Roborovski hamster ( Phodopus roborovskii). ![]() ![]() The best-known species of hamster is the golden or Syrian hamster ( Mesocricetus auratus), which is the type most commonly kept as pets. They have become established as popular small pets. Hamsters are rodents (order Rodentia) belonging to the subfamily Cricetinae, which contains 19 species classified in seven genera. ![]()
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