26 



17, Tail feathers ending in sharp '^^s^'^s^^f-''*^*'' 

 spines. ^^^^^^^5- 



Figure 39. 



Chimney Swift p. 145. 



18, Bill very slender and awl-shaped. ^ _-_. ■ --^^^ ^»^-' 

 Exceedingly minute birds. "-<}''>',' 



Figure 40. 



Hummingbird P- 146- 



n, Feet, medium-sized or small, but not 

 noticeably weak, flabby, or loose 

 jointed. Legs covered with scales :^ 



or plates. 'CZI!3__^2Il3ir~vC^ ^' 



19, Two toes in front, either one " " — ^ "^^ 

 or two directed backwards. Bill "''■- 

 chisel-shaped at tip. Figure 4i. 



Woodpeckers p. 138. 



20, Three toes in front; hind toe as well 

 developed and as long as middle toe; 

 claw on hind toe usually as long as 

 or longer than that on middle toe. 



Figure 42. 



Perchers p. 147. 



Recognition of Details of the Perchers. 



Bill wider than high at base; 



tip shghtly hooked. •\::*r- n. 



a Figure 43. 6 



Flycatchers p. 148. 



Note ear tufts and long hind "' ;>"^""^^^« 

 toe nail. Longspur and 

 Pipit only other species ^^f / 



having latter feature. '^^- / jf^=&^'^'^ 



« Figure 44. * 



Horned Lark p. 152. 



