



Canada 



department of illiues 



Hon. MARTIN BURRELL, Minister; 

 R. G. McCONNELL, Deputy Minister. 



(geological Snrucu 



WILLIAM McINNES. Directing Geologist. 



Museum Bulletin No. 28 



BIOLOGICAL, SERIES, No, 7 AUGUST, 1918 



THE HAWKS OF THE CANADIAN PRAIRIE PROVINCES 

 IN THEIR RELATION TO AGRICULTURE 



by 



P. A. Taverner. 



UNIVERSITY OF CALIFORNIA 



AT LOS ANGELES 



AUG2S 1941 

 LI B R AR Y 



OTTAWA 



GOVERNMENT PRINTING BUREAU 

 1918 



