314 



STATE AGRICULTURAL COLLEGE BULLETINS. 



26y-()'27 (174, 175). Vireo s'ilvns (Vieill.). ^Wakblinc Vikko; Wakbltng Greenlet. 



Common throughout the state; April to September; "common at Ann Arbor'' 

 (Dr. J. B. Steere); "common and breeds at Port Sanilac" (W. A. OkMeld); '• common 

 at Plymouth" (J. B. Purdy); '•Hillsdale and Lenawee Counties and Upper Peninsula" 

 (A. H. Boies); "common at Albion" (O. B. Warren); "one killed by electric light 

 tower at Bay City, May 15. 1890" (N. A. Eddy); "rare summer resident Mackinac 



Warbling Greenlet. 



Island ■■ (S. E. White); breeds; has been known to steal material for nest building 

 from King Birds' nests at Plymouth. Michigan (see O. and O., Vol. XIV, p. 93); 

 nests and eggs as in Vireo olivaceus. except nests are usually in orchards between 

 twigs and not pendulous from a fork, are thicker and firmer, slightly smaller, with 

 softer lining, and the eggs less specked; "one of the very few birds that sings 

 as it sits on its nest ' (Dr. M. Gibbs); Forbes found (Report of Michigan Horti- 

 cultural Society, 1881, p. 204) that thirty-five per cent of food was canker worms; 

 nests abundantly at Manchester, the nest hanging from the horizontal crotch of a 

 limb" (D. Whitney Watkins). This sweet singer is a very valuable bird. 



Yellow-throated Vireo, natural size. 



270-628 (170). Vireo flavifrons {Vieill). *Y^ellow-throated Vikeo. 



Common; April to September; "common at Ann Arbor'' (Dr. J. W. Steere); "rare 

 in Wayne Co." (B. H. Swales); "common in some parts of Wayne Co.. where I once 

 took a set of eggs, when the bird allowed me to catch her and after I let her 

 go she came back so I could touch her, she showed no fear" (E. W. Durfee); 

 "common in Hillsdale and Lenawee Counties" (A. H. Boies); "common and breeds 

 at Port Sanilac" (W. A. Oldfield); "killed by electric light tower at Bay City, May 

 15, 1890" (N. A. Eddy); "Mackinac Island" (S. E. White); breeds; nests in June, in 

 trees; "nest from seven to thirty feet high, usually about twelve, and covered with 

 lichens" (Dr. M. Gibbe); eggs rosy white, spotted with brown. 



