Common Name: Southern Bog Lemming
Scientific Name: Synaptomys cooperi
Habitat: Grasslands and damp grassy forest clearings are preferred sites in Pennsylvania.
Diet: Herbivorous—grasses, succulent vegetation, ferns, fungi, mosses, and occasional insects.
Although this mammal looks similar to several of the voles that occur in the Commonweath, it can be distinguished by its grooved upper incisors, extremely short tail, and grizzled, gray-brown fur.