With conspicuous car-tufts. 

 hi 8.00. 

 I;. \\ i.ui 8.00. 



1. A large white throat-patch. 



2. Ni i h hite throat-patch. 



\\ or no car-tufts. 



A. Wing more than io.co. 

 i. Plumage largely white. 

 2. Plumage brownish. 



a. Wing more than 15.00. 



b. \\ : c 1 •- than 15.00 Inn more than 10.00. 



Plun tge conspicuously barred. 

 : barred. 

 B \\ i in 10.00. 



han 6.00. 

 2. W ing more than 6.00. 



i. Screech Owl. 



169. Great Horned Owl. 



163. American Long=eared Owl. 



[70. Snowy Owl. 

 [66. Great Gray Owl. 



[65. Barred Owl. 

 [64. Short-eared Owl. 



ly 3. Falconidae. Kites, Hawks, Eagles, Falcons, etc. 



\i,< thorough and careful investigation of the food of all of our birds of prey by our 



national \c . uitural Department, Dr. A. K. Fisher shows that but four of the 28 species which 

 have been found in Ohio are more injurious than useful, ami but three members of this family, the 

 Sharp-sh I the Cooper Hawks, and the American Goshawk, are more harmful than benefi- 



cial. Hawks eat the mice and insects which injure grain and fruit. We need in discriminate care- 

 fully before killing in cold blood. One may be wholly justified in killing when his poultry or other 

 property is being destroyed, whether the kind doing the killing belongs to a species that is harmful 



There is no sure mark by which a hawk may be known 

 curved talons and sharplj hooked beaks are good indication 

 In practical n n< • to know a member of th 



I \\ ing over 20 incites long. 



A. Tarsus entirely feathered. 



B. Lower half of tarsus bare. 



II. Wing under 19 inches long. 



A. Undei parts streaked or spotted, without bars. 



1. Outer primary conspicuously barred. 



a. Wing under 10.00. 



(1 I. Hack bright reddish-brown, plain or barred. 

 (21. Back fuscous or slaty. 

 (a). Wing under 7.00. 

 ( b 1. Wing ever 7.50. 



1 a 1 1. Tail civcr 7.00, rounded, 

 ["ail under 6.00, square. 



b. Wing over 10.00. 

 ( 1 ) . Rump white. 



Rump not white. 

 1 a 1 . Tail over 10.00. 

 lb). Tail under 8.00. 



2. Outer primary not, or not conspicuously barred. 



a. Wing under 12.00. 



b. Wing over 12.00. under 14.00. 



c. Wing nver 15.00. 



B. Under part- streaked or spotted, with bars. 



1. Front of tarsus with distinct rounded scales. 



2. Fronl 1 if tarsus with distinct square scales. 

 a. Bluish-slate color above. 



li Pattern various, but in general brownish above. 

 ( 1 1 Tail rufous, wholly or mostly. 



from all other 

 of what they e 

 : group at sight. 



rds, but their sharp, 

 and how they live. 



185. Golden Eagle. 



186. Bald Eagle. 



American Sparrow Hawk. 

 Sharp-shinned Hawk. 



Cooper Hawk. 

 Pigeon Hawk. 



176. Marsh Hawk. 



Broad-winged Hawk. 

 Red-shouldered Hawk. 

 Red-tailed Hawk. 



irown and light gray. 



Wi 



do. Wing 

 Front of tarsus 



Upper tail-coverts white 

 Upper tail-coverts not white. 

 1 1 1 Wing over 9.00, tail rounded. 

 (2). Wing under 9.00, tail square. 



Duck Hawk. 

 American Goshawk. 



Red-shouldered Hawk. 

 Broad=winged Hawk. 



176. Marsh Hawk. 



Cooper Hawk. 

 Sharp-shinned Hawk. 



