Genus Clethrionomys is a type of rodent that belongs to the family Cricetidae. It is commonly known as the red-backed vole. Apart from this, there are several other synonyms used for this species. Some of the common synonyms include Arborimus longicaudus, Clethrionomys rufocanus, and Clethrionomys rutilus. It is also referred to as the southern red-backed vole, Utah red-backed vole, and the yellow-cheeked vole. Red-backed voles are known for their reddish-brown fur, large ears, and long tails. They are found in North America, Europe, and Asia and are often used as laboratory animals due to their small size and easy adaptability.