1921 



BIRDS OF MONTANA 



the arrivals of males and females as there is in tlie eastern I'nited States. I have 

 often noticed female birds the same date tiiat 1 have seen tiie first males, or 

 within a week of that time. 



This speeies occasionally winters. Two were secured on tlie Shiehls Rivei-, 

 December 9, 1908 (Saunders. li)lla, p. 40). Ked-winged Hlaekbirds are reported 

 to winter in small numbers in the Hitteri-oot Valle.v (Baile.v. .MS, and ll»18a, p. 

 114), tliou.trh the l)irds there ma.v not bekwitr to tin- sulispeeies forlis. A flock, 

 uiixetl with ISrewer Blackbirds, is reported from iJillinus in .laniiar.v, IHT.! 

 (Thomas. JIS). 



This species beuins nestin;;' in late ^la.y, and eii-gs may be fdiiml until nearl.\- 



Fig. -'I. Nesi .\mi 1,1. lis III iHi: Tuuk-iumkii Ri; i- 

 wiNi;. Cuin'K.\r; Jink S. 1!i11'. 



the end of June. The earliest nest of which I have record was at t'lioteau. May 

 17, 1912. Young birds on tlie wing are conmion after the middle of •liine. I'Iggs 

 and young have been found June 11, 1894, in eastern Montana (Cameron, 1907, 

 p. 397). 



196. Agelaius phoeniceus caurinus Ridgwa.\ 



Northwestern Redwinc! 

 This subspecies is the one that 1 belii-ve will be found to breed throughout 

 northwesten Montana on the west side of tlu' divide. An adult male secured at 

 Silver Bow, May '21. 1911. and undoubtedly a breeding bird, is typical of this 

 race (Sainidci's. ll)12e. ]>. 107). 1 have exaiiiiiied speeiiiii'iis fi'om Flathead Lake 



