Summer Birds, Sot?thwesterx South Dakota. 3 



Zenaichira macroiira caroliiiensis. Mourning Dove. — This is de- 

 cidedly the most tonspicuous summer bird alou.i,' the creeks whose 

 valleys are grown up with cottonwoods. 



Cathartes aura septcntrionalis. Turkey Vulture. — An abundant 

 summer resident ; seen several times each day. 



Butco horeaUs calxrus. Western Red-tailed Hawk. — A tolerably 

 common breeder, nesting generally along the streams. 



Butco 1). kreideri. Kreider's Hawk. — ^Two broods were found late 

 In July in solitary cottonwoods in coulies in the " gumbo country " 

 of the southwestern part of thecounty. 



B'lteo sivainsoni. Swainson's Hawk. — Very frequently met with 

 throughout our journey through Fall River County. Apparently 

 It nests regularly here. 



Archibuteo ferrugineus. Ferruginous Rough-leg. — iSeen several 

 times in early August (Axigust 1st. near Ardmore, August 2nd, 

 Ash Creek, August 4th, Oelrichs, August 6th, Slim Butte). 



Falco mexicaniis. Prnirie Falcon. — A common resident; met 

 with most frequently in the rougher country, along the Cheyenne 

 River and some of its tributaries. 



Falco coliimhariKs ricJiardsoni. Richardson's Pigeon Hawlv. — 

 Seen July 22nd, 23rd, 2nth, and 33 st. 



Falco s. sparvcrius. Sparrow Hawk. — The hawk most frequently 

 seen. 



Otiis asio. Screech Owl. — Several were seen in the wooded val- 

 leys of Fall River. Hat Creek, and Horsehead Creek. 



Buho virfjinianits pallcscens. Western Horned Owl. — Far from 

 rare. Several were seen, especially near " cut bank " bluffs along 

 the Cheyenne, Indian, and Horsehead Creeks. 



Ccryle alcyon. Belted Kingfisher. — Frequent on all permanent 

 streams. 



Dn/ohaics v. villo.'iii.'^. Hairy Woodpecker. — A rare breeder in 

 larger groves of cottonwood. 



Dryohates pnhesceus nelsoni. Northern Downy Woodpecker. 



Melanerpes crythrocephaliis. Red-headed Woodpecker. — Both the 

 downy and red-head are common in the deciduous groves. 



Colaptes aiiratvs hiteus. Northern Flicker. 



Colaptes c. collaris. Red'Shafted Flicker. — The red-shafted is 

 far more numerous in Fall River County than is the eastern spe- 

 cies, but during our visit hybrids were apparently more abundant 

 than both the others taken together. 



Chordeiles rirc/hiianus henryi. Western Nighthawk. — Especially 

 common last summer in the foothills cotmtry. Seen or heard 

 every night while we were in the foothills (July 23-28). 



JEronantcn melanoleucus. White-throated Swift. — An abundant 



