FERRUGINOUS ROUGH-LEG. 



91 



Tabic nlww'uKj the n>iiills of examinations of 40 stomachs of the Uouijh-UgyctI Hawk 

 (ArcMbuteo lagopus sancti-johannis). 



Summary. -OC 49 stomachs examined, 4(1 contained mice; 5, other mammals; 1, lizards; 1, insects; and 

 4 were empty. 



FERRUGINOUS ROUGH-LEG. 



Archibuteo ferrugineus. 

 [Plate 12— Adult.] 



The FeiTii.oiiions Roiigli-Ico-, or Squirrel Hawk, inlmbits the western 

 United States raii.niug' to the eastern borch-r of tlie (Jreat PUiiiis, north 

 to the Sa.skatchewaii River, and sonth int/O Mexico. It migrates from 

 the northern jnirt of its range l)efore the a<h'eiit of cold weatlier. It 



