366 BIRDS OF PENNSYLVANIA. 



SUMMARY OF STOMACHS EXAMINED. 



Swallow-tailed Kite (Elanoides forflcatus). a 



Mississippi Kite (Ictinia mississippiensis) 2 



Marsh Hawk (Circus h udsonsius) 4G 



Sharped-shinned Hawk (Accipiter velox) 48 



Cooper's Hawk (Accipiter cooperi) 46 



Goshawk (Accipiter atricapillus) t> 



Red-tailed Hawk (Buteo borealis) 311 



Red-shouldered Hawk (Buteo lineatus) 102 



Swainson's Hawk (Buteo swainsoni) 4 



Broad-winged Hawk ( Buteo latissimus ) 22 



Rough-legged Hawk (Archibuteo lagopus sancti-johannis) 28 



Golden Eagle (Aquilla chrysaetos) 1 



Bald Eagle (Haliceetus leucocephalus) 6 



Prairie Falcon (Falco mexicanus) 1 



Duck Hawk (Falco peregrinus anatum), 5 



Pigeon Hawk (Falco columbarius) 19 



Sparrow Hawk (Falco sparverius) 133 



Total number of hawks 785 



Barn Owl (Strixpratincola) 7 



Long-eared Owl (Asio wilsonianus) 47 



Short-eared Owl (Asio accipitrinus) 45 



Barred Owl ( Syrnium nebulosum ) 37 



Florida Barred Owl (Syrnium nebulosum alleni) 4 



Saw-whet Owl (Nyctalaacadica) 6 



Screech Owl (Megascops asio) 94 



Great-Horned Owl (Bubo virginianus) 30 



Snowy Owl ( Nyctea nyctea ) 6 



Hawk Owl (Surnia ulula caparoch) 1 



Burrowing Owl (Speotyto cunicularia hypogcea) 10 



Total number of owls 287 



Total number of hawks 785 



Total number of hawks and owls. . 1.072 



NOTE. Swainson's Hawk (Buteo swainsoni). the Prairia Falcon (Falco mexicanus). Florida Barred 

 Owl ( Syrnium nabulosum alleni). and Burrowing Owl (Speotyto cunicularia hypogcea) are the only birds 

 mentioned in this report which are not included in the fauna of Pennsylvania. B. H. WARREN. 



