182 



KEY TO THE BIRDS OF EASTERN NORTH AMERICA. 



Section 2. Toes, nearly bare, or but thinly feathered. 



Screech Owl. 

 About one quarter natural size. 



Tarsus, thickly feathered; head with two horn-like tufts of feathers; general 

 plumage, sometimes gray, sometimes rufous brown, more or less streaked and 

 spotted. Screech Owl. 



Megascops asio, and races. 

 See No. 307. 



Tarsus, scantily feathered, usually nearly bare, especially on the lower part; 

 head, without horn=like tufts of feathers. Occurs only in Florida. 



Florida Burrowing Owl. 



Speotyto cunicularia floridana. 

 See No. 315. 



Group 2. Wing, 8.50 to 11 inches long. 



Primaries, dark brown, more or less marked with tawny brown. 



Long=eared Owl. 



Asio wilsonianus. 

 See No. 300. 



Primaries, dark brown, more or less marked with pure white; no horn-like 

 tufts of feathers on head. Hawk Owl. 



Surnia ulula caparoch. 

 See No. 313. 



