10 



and small quadrupeds, grasshoppers and coleopterous insects ; nine 

 revealed frogs and some few insects ; in two, snakes and portions of 

 frogs were present, and from the remaining two, small birds, particles 

 of hairand a few orthopertrous insects were taken. 



Broad-Winged Hawk. Buteo htissimus. In twelve specimens 

 examined by myself, four revealed mice ; three, small birds ; four, 

 frogs; one, killed the 22d of May thi^ present year, 1882, was gorged 

 with crayfish, with which were traces of insects. [Beetles ] 



The Sparrow Hawk. Falco sparverius. The stomacn contents of 

 twenty-nine of this species, which I have dissected, showed, in fifteen, 

 principally mice, with frequent traces of various insects; six, grass- 

 hoppers; two, coleoptera and grasshoppers; two, meadow larks ; four, 

 small birds — sparrows. 



Cooper's Hawk. Accipiter Cooperi. Of twenty-seven birds which 

 1 have examined, fourteen showed the food taken to have been chick- 

 ens ; five revealed small birds — sparrows and warblers ; two quail ; 

 one bull-frogs ; three, mice and iusacts ; two, hair and other remains 

 of small quadrupeds. 



Sharp-Shinned Hawk. Accipiter velox I have dissected fifteen 

 of these falcons. Six of this number showed small birds ; three, 

 quail; one, mice; four, lemains of young chickens; one, grasshop- 

 pers and beetles. 



The Rough-Legged Falcon. Archibuteo lagopus sancti-johdinnis. 

 Nine birds all showed their food to be exclusively field-mice. 



Marsh Hawk Circus cyaneus hudsoniiis. Of eleven birds exam- 

 ined, five revealed mice ; two, small birds — Dendrcecdi. ; three, frogs ; 

 one, a large number of grasshoppers with a small quantity of hair, 

 evidently that of a young rabbit. 



All the hawks recorded in the following table were taken in Ches- 

 ter county, Penna. 



**Red-tailed Hawk. ''Henhawk.' 'Big-chicken Hawk." 



Buteo borealis. Gmcl. 



SEX. 



DATE. 



Fieid-niice. 



Insects. Puultry. 



itabbits. 



Male, :id 



Female ad 



Male 



Female 



April 20, 1886 . . 

 March in, 1886, 



October U, 1886,.... 



15, " .... 



20, " .... 



Noveraber 13, 1886, 



16, '• . 



December, 4, 1886, . 



X 

 X 

 X 

 X 

 X 

 X 

 X 

 X 



Beetles, etc. 



Beetles, etc. 

 'irasshop'rs 



Cooper's Hawk "Long tailed Chicken or Pheasant 

 Hawk." 'Big Partridge Hawk." 



Accipiter Cooperi. Bonap. 



SEX 



DATE. 



FOOD. 



REMARKS. 



Male ad | JNOvember 1.3. 1886, 

 Female ysr | " 27, " . 



Small bird, 

 X 



Song' Sparrow (VIelospiza fasciata.) 

 Meadow lark, (Sturuella mag-na. 



