2IO 



APPENDIX. 



BIRDS IN WHICH THE TWO SEXES ARE ALIKE. 



BIRDS IN WHICH THE TWO SEXES ARE MARKEDLY UNLIKE. 



Oriole. 

 Chewink. 

 Cowbird. 

 Tanager. 

 Purple Finch. 



Bobolink. 

 Bluebird. 

 Goldfinch. 

 Indigo Bird. 

 Redstart. 



Humming Bird. 

 Barn Swallow. 

 Red-winged Blackbird. 

 Rose-breasted Grosbeak. 



BIRDS IN WHICH THE TWO SEXES ARE SIMILAR, BUT 



» 



DISTINGUISHABLE. 



Quail. 

 Hawks. 

 Yellow Warbler. 



Flicker. 

 Kingfisher? 



Crow Blackbird. 

 Downy Woodpecker. 



SOME BRILLIANT MALES WHO CHANGE INTO PLAIN CLOTHES 

 IN THE FALL. 



Bobolink. 



Goldfinch. 



Tanager. 



Indigo Bird, 



