USE OP THE KEYS. 



88 



the mQst highly developed ones, Thrushes, Bluebirds, etc. Two main 

 divisions are given : first, Water Birds ; second. Land Birds. In no 



:hologists' 

 ted. The 

 iL number 



ts named 

 owing de- 

 Tts, men- 

 or under 

 lie root of 



and those 

 ith. Tlic 

 the vanes 



y under- 

 appear 

 system 

 ates, and 

 ich, even 



ey but a 



?in with 

 lid with 



kind in 

 le world, 

 number. 

 )f North 

 4. Asso- 

 tnited as 

 ivns 616. 

 ihridpe. 



editor- 



m 



case will it be difficult to decide in whif h of these groups a bird be- 

 longs. Now glance over the illustrations and select the one which 

 you think most nearly resembles the bird you are identifying. At 



