The bank vole ( Myodes glareolus ; formerly Clethrionomys glareolus ) is a small vole with red-brown fur and some gray patches , with a tail about half as long as its body .
The Bank vole ( Myodes glareolus ) is a small , type of vole with red-brown fur with some gray patches , its body is around 100 millimeters ( 3.9 in ) long in length and the tail is around 50 millimeters long .