GOATSUCKERS 223 



tail ; tail with at least terminal third of outer feathers white or huffy ; 

 throat tawny, bristles of gape ivith lateral filaments. Adult female : similar, 

 but without white or butty on tail. Young : similar, but much lighter, top 

 of head gravish and wings tawny. Length: 11-12, wing- 8.70-8.90, tail 

 0.2.'')-6.30. 



Distribution. — Breeds in Lower Sonnran zone in the southeastern United 

 States, fiom southern ]>nvts of Virt;ini;i. Illinois, Indiana, and Kansas 

 south to the Gulf of Mexico, and from the Atlantic west to Fort Clark, 

 Texas ; nugrates to the West Indies, and through eastern Mexico to iSouth 

 America. 



Eggs. — Usually laid on dry leaves on the ground ; 2. creamy or pinkish 

 white, blotched, marbled, and spotted with browns and piirples. 



Food. — Moths, beetles, winged ants, other insects, and birds. 



Like all the Capviinnlgidie, the chuck-wiU's-widow is crepuscular, 

 flying about mainly in the dim morning- or evening hours. Its call of 

 chuck- wilVs-icidoio is markedly different from that of the whip-poor- 

 will. 



417. Antrostomus vociferus {Wils.). Whip-poor-will. 



Adult male. — Throat blackish, bordered by ivhite band; rest of under 

 parts mixed tawny and black ; upper parts mottled 

 gray, streaked, spotted, and barred with blackish, 

 black streaks of crown wide medially ; wings much 

 marked with reddish brown: three outer tail feathers 

 white for more than terminal third. Adult female : 

 similar, but white of tail much restricted and ob- 

 scured. Young : top of head mottled gray, spotted 

 instead of streaked with black ; re.st of upper parts 

 bright tawny, scapulars with large black spots ; Yig. 288. 



under parts almost plain butty. Length : {).bO-10.00, 

 wing r).S()-().T(). tail :).l ()-(')..')(). 



Distribution. — Breeds from the Atlantic to the Plains, and from Mani- 

 toba south through western Nebraska to Texas ; migrates to Guatemala ; 

 casual to Porto Rico and the West Indies. 



Eggs. — Dei)osited on dry leaves on the ground ; 2, white, with blotches, 

 spots, and tracings of brown and purple. 



Food. — Night-H^-ing insects, including Rocky Mountain locusts. 



417a. A. V. macromystax (Wagler). Stephens Whip-poor-will. 

 Adult male. — Similar to .1. vociferus^ but slightly larger and more 

 tawny, throat band largely tawny in adult male, iind white of tail re- 

 stricted to less than terminal third. Adult female: similar, but white of 

 tail tawny and restricted. Length: 0.(50-10.20, wing 0.2T-(>.6r). tail 4.08- 



Distribution. — Arizona, New Mexico, and southwestern Texas ; south 

 over mountains bordering tablelands of Mexico to Guatemala. 



Nest. — A slight depression in the ground. Eggs : 1 or 2, white, or 

 with faint markings. 



Food. — Among other things, large brown beetles. 



When we were spending a night in the head of McKittrick canyon 

 in the Guadalupe Mountains, Stephens whip-poor-wills came close 

 enough to our camp-tire for us to hear distinctl}' the marked burr of 



