UNITED STATES DEPARTMENT OF AGRICULTURE 
DEPARTMENT BULLETIN No. 1355 
Washington, D. C. T November, 1925 
FOOD HABITS OF THE VIREOS 
A Family of Insectivorous Birds 
By 
EDWARD A. CHAPIN, formerly Assistant Biologist 
Division of Food Habits Research 
Bureau of Biological Survey 
CONTENTS 
Pagt 
Economic Relations 1 
Black-whiskered Vireo 3 
Red-eyed Vireo 4 
PhUadelphia Vireo 10 
The Warbling Vireos 13 
Yellow-throated Vireo 15 
The Blue-headed Vireos 18 
The White-eyed Vireos 21 
The Hutton Vireos 23 
The Bell Vireos 25 
Gray Vireo 27 
WASHINGTON 
GOVERNMENT PRINTING OFFICE 
1925 
