3 



I'l 



' ' 



3^^ VVOOD WARBLERS. 



b*. Crown greenish, a Hiiiall white spot ft the base of the primaries 

 almoHt coueeuled by wing-coverts. 



654. Black-tiiroateu Blue Wakbleb ( 9 and iin.). 

 i*. Crown gruyitth, bend of the wing yellow. 



640. Baciiuan'*) Wakblek 9 . 



A Field Key to the 



Adult Male Warblers of Eastern North Ajierioa in 



Spring and Summer Plumage. 



I. Tliroat yellow, wliite, or whitish ; under parts without streaks or patches. 

 II. Throat black, brown, or slato-color. 



III. T' "oat yellow or orange, under parts with streaks. (In one species a 



.yjackish-brown band across tlie breast.) 



IV. Throat white or whitisli, with streaks or spots on the under parts. (In 



two species a yellow patch on the sides of the breiust.) 



I. Throat yellow, white* or whitish ; under parts without 

 streaks or patches. 



1, Throat yellow. 



A. Length over G-00, the largest of the Warblers; haunts dense thick- 

 ets in second growth; song, a peculiar mixture of whistles, chucks, 

 antl crow-calls, delivered from the undergrowth, from the trees 

 above, or on the wing, when the bird resembles a bunch of falling 

 leaves 683. Yellow-breasted Chat. 



£. Length under 6-00. 



a. Head and neck bright golden yellow like the V)reast ; tail-feath- 

 ers white, except at the tip; haunts near tlie water, especially 

 low bushes and willows liunging over streams and ponds ; call, a 



• Hharppeek; range, from Virginia southward. 



637. PRoTnojfOT\BY Warbler. 



b. Forehead and cheeks black, a yellow line over the eye ; song, a 

 low whistled call of five to seven notes ; haunts near the ground ; 

 range from lower Hudson Valley southward. 



677. Kentucky Warbler. 



c. Forehead and cheeks black, bordered by grayish ; no line over 

 the eye; haunts undergrowth ; call, a frequently repeated chack ; 

 song, a loud, rapid / beseech you, I beseech yov, I beseech you, or 

 witch-e-wee-o, witch-e-we'e-o, witch-e-wee-o / movements restless ; 

 abundant 681. Maryland Yellow-throat. 



681J. Florida Yellow-throat (Fla.). 



d. Head and back olive-green; wings with two white bars; outer 

 tail-feathers white ; haunts pine woods ; song, a musical trill. 



671. Pine Warbler. 



e. Crown bluish ash, eye-ring white ; eall-note sometimes like the 

 sound produced by striking two pebbles together, 



645. Mashvillx Warbler. 



