BIRD-STUDY 



95 



neck brown 



Black-crowned Night Heron 



American Bittern 



YY Back and sides of 

 streaked with white 

 OO No crest 



X 28 in.; yellow-brown streaked; a black 



stripe on side of neck 

 XX 13 in.; back dark; neck chestnut, un- 



streaked 



II Space between eye and bill feathered ; neck not 

 folded in flight 



O Wings small, rounded (rails) 

 X About the size of a robin 

 Y Bill longer than head 

 YY Bill shorter than head 

 XX About the size of a sparrow 



Y Yellow-brown 

 YY Black or very dark 



OO Wings long and pointed (sandpipers, 

 plovers, etc.) 

 X A white ring around the neck 



Y Two black bands on the breast 

 YY One black band on the breast; 

 forehead light; dark band between 

 eyes 

 a Very pale, color of light sand; 



back not darker than belly 

 aa Darker, color of wet sand; 



back darker than belly Semi-palmated Plover 



XX No white ring around the neck 



Y Bill short, distinctly shorter than 

 head 



a All over color of light sand Piping Plover 



aa Not of uniform color 



o As large as or nearly as large 

 as a robin 



x General color olive brown 



Pectoral Sandpiper 

 xx General color olive yel- 

 low; throat, breast, belly 

 of male black 



oo Scarcely larger than a spar- 

 row or smaller 

 x Breast spotted; legs yel- 

 lowish 

 xx Breast unspotted; legs 



black Semi-palmated Sandpiper 



Least Bittern 



Virginia Rail 

 Sora Rail 



Yellow Rail 

 Black Rail 



Kildeer Plover 



Piping Plover 



Golden Plover 



Least Sandpiper 



