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KEY TO TFIE BIRDS OF EASTERN NORTH AMERICA. 



Crown, red; throat, red (male); crown, red; throat, white (female); belly, 

 tinged with yellow ; two middle tail feathers, heavily marked with white on 

 the inner webs; a patch of black on the breast, varying in size, according 

 to age and season. 



Yellow-bellied Woodpecker. 

 Sphyrapicus varius (adult). 

 See No. 330. 



Re<U>ellieii Woodpecker. 



Crown, red (male) ; crown, ashy gray, nape, red (female) ; throat and under- 

 parts, pale ash gray, the belly tinged with red or buff, according to season. 



Red-bellied Woodpecker. 



Melanerpes carolinus. 

 See No. 333. 



Rump and upper tail coverts, pure white; greater part of secondaries and 

 tertials, white, with black shafts (sometimes with one brown band near 

 tip); entire head and throat, red (adults); immature birds have the head 

 brownish gray, speckled and marked with dull black, but usually showing more 

 or less red in places. 



Red-headed Woodpecker. 

 Melanerpes erythrocephalus. 

 See No. 332. 



