T5IRDS OF NK^V YORK 



Memoir 12. N, Y. State Museum 



Plate 106 



ROBIN Planesticus migratorius migratorius (Linnaeus) 



ADULT IN SPRING FALL 



IMMATURE 



BLUEBIRD Sialia sialis sialis (Linnaeus) 

 MALE — — ^^ 



IMMATURE FEMALE 



All ^ nat. size 



