402. YELLOW-BELLIED SAPSUCKER. 83< in. 



(Sphyrapicus varius.) 



Mixed black and white; yellowish-white underneath, 

 streaked on sides; white bar lengthwise the wing; scarlet 

 patch, bordered with black on crown and throat (throat of 

 female white) ; harsh, squealing note. Downy Woodpecker. 

 Hairy Woodpecker. 



406. RED-HEADED WOODPECKER. 9}i in. 



(Melanerpes erythrocephalus.) 

 Black and white, not streaked; entire head, neck and 

 upper part of breast crimson; pure white belly; note, a loud 

 "kr-r-r-r-r". Red-bellied Woodpecker. 



409. RED-BELLIED WOODPECKER. 9/. in. 



(Centurus carolinus.) 



Black and white, back, wings and tail barred transversely 

 and very evenly; below grayish-white, tinged with red; top 

 of head and back of neck crimson. Female: crown gray. 

 Red-headed Woodpecker. Hairy Woodpecker. 



412a. NORTHERN FLICKER. 12K in. 



(Colaptes auratus luteus.) 

 Brown, barred with black; head grayish; back of neck 

 marked with bright red; black crescent on cinnamon-brown 

 spotted breast; in flight shows white rump and yellow lining 

 of wings and tail; feeds much on ground, unlike other wood- 

 peckers; sharp, nasal call-note; mating call, "fiee-ker", 

 repeated. Meadowlark. 



417. WHIP-POOR-WILL. 9H in. 



(Antrostomus vociferus.) 

 Mottled, strongly resembling the bark of certain trees; 

 narrow white band across upper part of breast; big head; in 

 daytime lies motionless, lengtJnvise a branch. Nighthawk, 



420. NIGHTHAWK. 9}A in. 



(Chordeiles virginianus.) 



On the wing overhead after insects just before or at dusk; 

 long, pointed wings show a white patch; flight resembles that 

 of Chimney Swift; sharp note, "skeep"; often nests on the 

 flat roofs of city buildings. Whip-poor-will. 



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