FAMILY GRUID.t:. CRANES. 



95 



ORDER PALUDECOL/E. 



Cranes, Rails, Courlans. 



FAHILY QRUID^E. 



Cranes. 



Bill, over 3 inches long; wing, over 16 inches; tarsus, over 7 inches; 

 toes, four, no comb=like edge on inner side of middle toe nail ; hind toe, 

 elevated above level of front toes. 



General plumage, white ; 

 primaries, black; wing, over 

 20 inches long (carpus to tip): 

 immature birds are more or less 

 buff. Grits (iiiu'i'icinM. 



Whooping Crane. 

 See No. 161. 



General plumage, slaty 

 gray ; bare skin, on head of 

 adult; red, in life; immature 

 birds are brownish; wing, from 

 15 to 22 inches long. 

 Grtts mexicniin. 



Sandhill Crane. 

 See No. 163. 



. 



Whooping Crane. 



