THE WAY TO STUDY BIRDS 



the Bay-breasted Warbler, owing to the male's 

 change in plumage and the abundance of the 

 immature birds. 



3. RUBY-CROWNED KINGLET 



Haunts: Thickets or trees. 



Description: Above, grayish olive-green; be- 

 low, soiled whitish; two whitish wing-bars. 

 Male with a bright red patch on crown. 



Field-marks: Red on the male's crown. 



Size and Shape: Length 4.4 inches. Bill 

 thin. 



Song: A low but penetrating warbling, very 

 rich and filled with variety. 



Call: A sputtering buzz. 



Seasonal Abundance: Arrives early and re- 

 mains late, both in spring and fall. 



Remarks: This active little creature flits 

 about nervously from some low bush to the tip 

 top of a tall tree. It is fond of conifers but is 

 at home anywhere, and may be alone, in pairs 

 or in flocks. It does not cease its flitting about 

 while in song, and often accompanies its flight 

 with its frequently uttered scolding call note. 



4. YELLOW-BELLIED SAPSUCKER 



Haunts: Woods, orchards or shade trees. 



Description: Male: crown and throat bright 

 red; breast black; belly pale yellow; sides lighter, 

 with black streaks. Back, wings and tail a 

 conglomerate mixture of black and white bars 

 and spots; white line from bill under eye; dis- 

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