FIELD COLOR KEY 



13'. Throat without necklace. 

 14. Sides of face and throat black, "^^l^^^k^ 

 forming mask. Song, witch-ery, V^ 

 witch-ery, witch-ery. 



p. 315. Maryland Yellow-throat. 



14'. Sides of face and throat without black mask. 

 15. Entire bird yellow ; under parts 



streaked with reddish brown. \ c^*^-^ 



Common in gardens, orchards, f» '^^ 

 and shrubbery and along streams. 



p. 307. Yellow Warbler. 



15'. Entire bird not yellow. 

 16. Back olive-green. 

 17. Crown with patch of different 

 color. 

 18. Crown patch orange and yellow, \ '" 

 bordered by black. 



p. 356. Golden-crowned Kinglet. 



18'. Crown patch chestnut ; under parts bright 

 yellow. 

 19. Head bluish gray ; under parts uu- 

 streaked. 



p. 322. Nashville Warbler. 



19'. Head not bluish gray ; sides of throat 

 and breast streaked. 



p. 316. Yellow Red-poll. 



17'. Crown without color patch. 

 20. Throat and breast yellow ; belly white or 

 whitish. 

 21. Wing crossed by two white bars ; eye- 

 ring yellow. 



p. 301. Yellow-throated Yireo. 



