BULLETIN 



of the 



ILLINOIS NATURAL HISTORY SURVEY 

 THEODORE H. PRISON, Chief 



Fox Squirrels and 

 Gray Squirrels 



In Illinois 



L0UIS G. BROWN 

 LEE E. YEAGER 



•N 



Printed by Authority of the 



STATE OF ILLINOIS 



DWIGHT H. GREEN, Governor 



DEPARTMENT OF REGISTRATION AND EDUCATION 

 FRANK G. THOMPSON, Director 



