First primary, emarginate or 'notched. 

 Duck Hawk, etc. 



First two primaries, emarginate. 

 Swallow- tailed Kite, etc. 



First three primaries, emarginate. 

 Swainson's Hawk, etc. 



F irst four primaries, emarginate. 

 Rough-legged Hawk, etc. 



First five primaries, emarginate. 

 Bald Eagle, etc. 



Types of emarginate or "notched" primaries. 



