V is for Vole
The meadow vole is a little rodent that likes to hide in tunnels under the grass. If you ever see a coyote pouncing on something in the grass it might be a meadow vole.
Did You Know?
Even though the animals of Yellowstone seem tame they are still wild. Feeding the animals is not permitted in any way, and all visitors must keep 100 yards away from wolves and bears, and 25 yards from other animals.