METHODS OF CIRCUMVENTING VERMIN 141 



'-SHINNED HAV/K-ThE ENEWV OF Sw*LL BIRDS !.N0 CHICKENS, 

 iiiiiiulur« fomrile; lower fiitun;, luliill mule. 



Our Biological Survey Believes in the Economic Value of most Predaceous 

 Birds, But This One Needs to Be Kept in Check. Birds form its Chief Food. 

 One Fourth Natural Size 



