BIRDS OF NORTH DAKOTA 21 



144466. Traill's Flycatcher. Empidonax traillii. 



Common migrant prairie region. Breeds in Turtle Mountains. Earliest 

 migrants, May 8. 



145 467. Least Flycatcher. Empidoiiax minimus. 



Tolerably common summer resident of Turtle Mountains and woods around 

 Devils Lake. First seen June 4. Eggs found June 29. 



146 474b. Prairie Homed Lark. Otocorus alpestris practicola. 



Tolerably common. Breeds. Very early spring migrants, coming in pairs 

 and commencing to prepare a nesting place soon after. 



147 474c. Desert Horned Lark. Otoceris alpestris arenicola. 



This light colored form is more common than practicola, but does not 

 appear in the spring migrations until much later, usually arriving here already 

 mated and prepared for the business of reproduction. 



148474. Hoyt's Homed Lark. Otocoris alpestris hoytii. 



Common in flocks. Late fall in southern migration and late winter in 

 the northern movement. This larger and darker form of this species was 

 described and named by Dr. Bishop in 1895 and since admitted in the A. O. U. 

 lists. One of the few species that can be classed as a winter resident, some 

 years much more so than others.- 



149-^177. Blue Jay. Cyanocitta cristata. 



Tolerably common migrant of the prairies. Summer resident of the Turtle 

 Mountains where it nests in some numbers. 



150 484. Canada Jay. Perisoreus canadeusis. 



Rare. Found in both summer and winter months in Turtle Mountains. 

 Straggler to prairie regions. 



151 487. Northern Raven. Corvus corax principalis. 



Very rare, if at all. An occasional bird seen in very early spring, assigned 

 to this species. 



152 488. American Crow. Corrus americana. 



Tolerably common summer resident. Arrives early in April, often in 

 March. Nests are found in bushes along the coulees and in the Turtle Moun- 

 tains. 



153 494. Bobolink. Dolichonyx oryziYorus. 



Common summer resident. First seen early in May. Nests in all suit- 

 able localities in June. Nest and eggs not easily located. 



154495. Cowbird. Molothrus ater. 



Abundant summer resident. First seen about first of May. Nearly all, 

 if not all of the small birds of the region assist in propagating 'this species. 



155497. Yellow-headed Blackbird. Xanthosephalus xanthocephalus. 



Abundant summer resident. Nests in colonies. Have counted over 120 

 nests in a patch of rushes not larger than 10 rods by 1 rod in one of the 

 coulees. First seen third week in April. 



156498. Redwinged Blackbird. Agelaius phoeniseus. 



Common summer resident. Appear as early as first week in April. 



157 501b. Western Meadowlark. Sturnella magna neglecta. 



Common summer resident. First appearing about the first of April. 

 Their cheerful notes are heard until late in fall. 



158^506. Orchard Oriolo. Icterus spurius. 



Rare on prairie. Found breeding around the large lakes to the south. 

 Not found in Turtle Mountains. 



