CONTENTS. 



Page. 



Introduction 7 



Progress of the investigation 7 



Comparison of summer and winter conditions 8 



Summary of results 8 



Status of the species of birds known to eat the boll weevil 10 



Results of observations in 1905 15 



Status of the boll weevil 15 



Conditions of bird life in the summer of 1905 16 



Summary of observations in 1905 16 



Schedule of stomach examinations 21 



5 



