30 



RELATION OF BIRDS TO COTTON BOLL WEEVIL. 



SCHEDULES OF STOMACH EXAMINATIONS. 

 RECORD OF BIRDS EXAMINED WHICH HAD EATEN BOLE WEEVILS. 





During Janu- 

 ary, Febru- 

 ary, and 

 March. 



During 

 April, May. 

 and June. 



During July, 

 August, and 

 September. 



During Octo- 

 ber, Novem- 

 ber, and 

 December. 



Species. 



j 



3-d *4 



-5,_ 



*3 



- St 

 Z^ 



S*!*! 



.5 > 



+3 ~ 



O — 



_ T 



-- 



"3 S 



6 x 

 Z« 



-A 

 Zc 



7Z 3 





.z '-> 



6 Z 



Z v 



— > 



.sg 



— _X 



O X 



zu 



z § 



1* 







Upland plover (Bartramia longicaada) 



48 

 21 

 40 







13 



1 

 10 



1 



1 



1 

 6 

 38 

 10 

 91 

 22 











■2 



5 







1 



108 







Texan quail \ Colinus virginianus texanus) 











1 



1 













4 

 5 



6 



15 

 7 

 8 

 3 





Sciss >r-tailed fl vcatcher ( Muscivoi aforficata ) . 





... 



.... 



1 



.... 



2 













10 

 7 















5 1 





"~3 







8 







2 

 2 

 '3 



14 

 84 

 11 



1 



1 

 1 

 1 

 7 

 3 



1 i^ 



3 











2 



2 



"1 







Alder flycatcher (Empidonax trailll cUnorum). 





























88 



34 



87 



4 

 1 



4 

 7 



4 



1 









3 



24 

 49 



183 

 66 



2 



28 

 12 





Red-winged blackbird (Agelaius phoeniceus) . . 

 Meadow lark (SturneUa magna and sub- 



16 



1 



1 



? 



6 1 







S-> 





F>0 



9 













18 







20 

 2 



1 



1 



101 

 50 

 149 



30 



11 

 40 



64 

 24 

 133 

































Brewer blackbird (Euphagus cyanocephalus) . 



101 

 36 



32 



39 



■s 



2 

 3 



28 

 5 



2 

 3 



1 

 19 



7 



2 



13 



4 







5 

 3 



2 



18 





o 







3 

 6 









Great-tailed grackle {Megaquiscalusmajonaa- 



1 



1 











Western savanna sparrow (Passerculuss. alau- 







1 



1 



Western larksparrow (Chondestes grammacus 







54 



1 



1 





White-throated sparrow (Zonotrichia albicol- 

 Us) . 



9 









9 



1 



1 







1 

 1 



1 

 1 









5 











5 

 21 



! 











6 













39 



64 

 109 

 26 



5 

 35 

 14 

 25 

 19 

 25 



5 



3 



2 



18 

 3 

 1 



34 

 5 



11 



4 



2 



19 



3 



1 



638 



52 



68 







Texan pyrrhuloxia (Pyrrhvloxia sinuata tex- 











































l 



1 j 





















1 



1 









Cliff swallow (Petrochelidon lunifrons) 



1 





















16 























White-rumped shrike (Lanius I. excubitorides) . 



19 







4 







12 



■2 













1 

 1 



1 



1 























American pipit {Anthus pensilvanicus) 



5 



24 



2 



7 



1 











8 



5 



29 



7 



3 



4 



2 



2 



13 



7 



31 



23 







85 



5 



5 











1 

 5 



1 









1 



2 



1 







6 



Tufted titmouse (Bseolophus bicolor) 



1 



1 









Black-crested titmouse (Bseolophv.s atricrista- 

 tus) 







1 







2 



1 



1 























