Birds of Clay County, South Dakota 329 



Long-eared Owl (Asio u-ilsonianiis). — An al)Uiulant migrant and 

 occasional summer resident. 



Short-eared Owl (Asia ffuiiiiiieiis). — Abundant except in winter, 

 when it is rare. 



Barred Owl {S'trix varia raria). — Fairly fretiuent in winter. One 

 pair nested in a wooded ravine, a short distance east of Vermilion, 

 during the summer of 1912. 



Screech Owl (0^M« asio asio). — The most abundant owl; resident. 



Western Horned Owl (Biilto virginianns ijallescens). — Common in 

 winter. 



Arctic Horned Owl {Bubo i:ir(/inianiis siihaix-ticiis). — Two cap- 

 tures recorded by Agersborg. 



Great Horned Owl (Buho virginlanus virginkinns). — Perhaps an 

 occasional resident. 



Snowy Owl (Xyctea nyctea). — Irregularly common in winter. 



Burrowing Owl {Speotyio ciinicularia Jnjpogaea). — An abundant 

 summer resident. Most of these owls nest in deserted badger holes 

 as prairie dogs are not found in this vicinity. 



Yellow-billed Cuckoo (Goccysiis americaniis aincricanus). — Nests 

 commonly, arriving about JNIay 15, and leaving September 1. 



Black-billed Cuckoo {Ooccyziis erytliroplitlialuiits). — A counnon 

 summer resident. . 



Belted Kingfisher {Cerylc alcyon). — Breeds commonly along the 

 rivers. 



Hairy Woodpecker (Dryohates viUosus riUoi^us). — Connnon in 

 winter, and occasional in sunnner. 



Downy Woodpecker (Drgoixttes puhcsccns iiicdiaiuis). — A com- 

 mon resident. 



Yellow-bellied Sapsucker (Splujrapiciis i-ariiis rariiis). — Irregu- 

 lar migrant ; rare, sunnner resident. 



Redheaded Woodpecker {MeJancrpes ertliroceplKilits). — An abun- 

 dant summer resident. 



Northern Flicker (Colaptes anratiis liitcKf;). — Abundant in sum- 

 mer, common in winter. 



Red-shafted Flicker {Colaptes cafer c'lUaris). — Rare visitor. 



Whip-poor-will (Antrostoiiiiis rorifenis uocifenis) . — A tolerably 

 frequent summer resident. 



Sennett's Nighthawk (OJiordeiles vlrgimanits seiinetti). — An abun- 

 dant summer resident. 



Chimney Swift (ChaetKra pelagica). — Abundant nester in the 

 towns. 



Ruby-throated Hummingbird {Archilochas coliibris). — Several 

 pairs have bi'ed in Vermilion the last few suunners. 



Kingbird (Tyrannus ti/ranniis). — An abundant summer resident. 



Arkansas Kingbird {Tyrannus verticalis). — Common in summer. 



