AN INTRODUCTION TO THE BIRD. 219 
than twenty-six inches and the bill is spoon-shaped 
at the tip (or the bill broad and boat-shaped), your 
bird belongs to the Heron forms. 



Bills of heron forms showing naked loral spaces. 
This naked space around the eye characterizes the 
flamingo, swans, and the pelican forms also—all rather 
near relatives of the Heron group. 
(16) But if none of these last conditions prevail, 
and the space between the bill and eye is feathered, 
at least with apparent hairs, why, then— 

oe Bill and head of a crane. 
(17) If the bird is over thirty-six inches long, 
it isa Crane. These usually have the rear toe ele- 
