1^2 KEY TO THE WATICR IJIRDS OF FLORIDA. 



Length, 13.25; Winp;. 4.50 : Tarsus, i .60 : Bill, i.So. 

 Very small ; throat pale yellow buff ; unckr 

 parts pale. Ardetta exilis. 



Least Bittern. Sre page 24S 



Length. 13: Wing, 4.30: Tarsus. T.40: I'.ill, t.So. 



Throat and under parts deep chestnut. Ardetta neoxena. 



Cory's Least Bittern. 



See page 249 



Family GRUID.'E. Cranes. 



Grus ameritaiia. 



Lengtli. 51: Wing. 25.50: Tarsus, 12; Bill. 5.10. 

 Plumage white; bare skin of head red. (Young 

 birds have the head feathered.) 



Qrus americana. 



Whooping Crane. See page 260 



Lengtli. 45: Wing. 21.50: Tarsus, 10; Bill, 5.50. 

 Plumage gray or brownish gray ; bare skin of 



head red. (\'oung birds have the head feathered.) Grus mexicana. 



Sandhill Crane. 



See page 26: 



