FAMILY FALCONID^. HAWKS, FALCONS, EAGLES, ETC. 



169 



Adult. 



Swainson's Hawks. 



Throat, white; breast, dull brown; thighs, barred rvifous Iji'Owh and wliite; 

 three outer primaries emargiuate or notched (adult) Swainson's Hawk. 



Bnteo swainsoni. 

 See No. 277. 

 Throat, butVor buft' white; breast, heavily marked with dark brown; thighs, pale 

 rufous or buff with or without bars ; three outer primaries emarginate or notched 

 (immature). Swainson's Hawk. 



Bnteo swainsoni. 

 See No. 277. 



Throat and underparts flneiy barred with gray and dull white, the feathers with 

 dark sh.afts ; thighs, barred and mottled with gray and white ; tail, 9.50 or over ; 

 wing, over 11.50 (adult). Goshawk. 



Accipiter atricapillus. 

 See No. 268. 



tawny white, streaked with dark 



Goshawk. 



Accipiter atricapillus. 

 See No. 26S. 



Throat and underparts and thighs, white, 

 brown; tail, strongly barred (immature). 



