v iii Illustrations. 



PAGE 

 i 



SONG SPARROW'S NEST AND EGGS 



SONG SPARROW ... 



SLATE-COLORED SNOWBIRD . 



CHIPPING SPARROW. About three weeks old 



CHIPPING SPARROW. Adult male 



AMERICAN GOLDFINCH. Adult male . 



PURPLE FINCH 



ORCHARD ORIOLE. Adult male . 



ORCHARD ORIOLE. Adult male . 



ORCHARD ORIOLE'S NEST .... 



BLUE JAY'S NEST AND EGGS. One egg pipped 



BLUE JAY. Six days old .... 



BLUE JAY. Ten days old .... 



BLUE JAYS IN NEST. About eleven days old 



BLUE JAYS IN NEST. About thirteen days old 



BLUE JAY. Two weeks old .... 



BLUE JAY. Seventeen days old . 



BLUE JAY HAMMERING .... 



BLUE JAY 



RUBY-THROATED HUMMINGBIRD. 

 RUBY-THROATED HUMMINGBIRD. 

 CHIMNEY SWIFT .... 

 CHIMNEY SWIFT'S NEST 

 SCREECH OWL. Gray plumage . 

 SCREECH OWL. Red plumage 

 TURKEY BUZZARD 

 MOURNING DOVE 

 WHERE ROBINS SING AND NEST 

 WARBLING VIREO 

 VESPER SPARROW 

 BALTIMORE ORIOLE'S NEST . 

 BALTIMORE ORIOLE. Adult male 



