SYNOPSIS OF ORDERS AND FAMILIES. 



BLUE JAY. 



Family 50. CROWS AND JAYS. CORVID/E. 



Large perching birds, usually twelve inches or more in length; bill stout; nos- 

 trils covered by projecting bristles; feet heavy; outer tail-feathers usually shortest; 

 fourth to fifth primary longest, first about half as long. 



PURPLE CRACKLE. 



BALTIMORE ORIOLE. 



Family 52. BLACKBIRDS, ORIOLES, ETC. ICTERID^E. 

 Base of bill, between nostrils, extending back and dividing feathers on forehead; 

 nostrils not concealed by bristles; first three primaries of equal length. 



REDPOLL. 



SONG SPARROW. 



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