ILLINOIS NATURAL HISTORY SURVEY MANUAL 4 



Silver-haired bat 



Opossum 



White-footed mouse 



Moh 



Flying squirrel Raccoon 



Fox squirrel Deer 



Gray Fox 

 Mule mound Chipmunk 



Masked shrew Short-tailed shrew 



Pine vole 



Fig. 1. — Characteristic mammals of the unpastured Illinois forest. 



