﻿UNITED STATES DEPARTMENT OF AGRICULTURE 



DEPARTMENT BULLETIN No. 1355 



WashiosloD, D. C. T November, 1925 



FOOD HABITS OF THE VIREOS 



A Family of Insectivorous Birds 



Bt 



EDWARD A. CHAPIN, fonnerly Assistant Biolo^sl 

 Division of Food Habits Research 

 Bureau of Biological Survey ' 



CONTENTS 



Pagi 



Ecooomie Reladons 1 



Black-whiskered Vireo 3 



Red-eyed Vireo 4 



Philadelphia Vireo 10 



The Warbling Vireos . 13 



Tellow-throated Vireo 15 



The Blue-headed Vireos 18 



The White-eyed Vireos 21 



The Hutton Vireos 23 



The Bell Vireos 25 



Gray Vireo i ..... 27 



WASHINGTOR 

 GOVERNMENT PRINTING OFHCE 



1925 



