216 THE STORY OF THE BIRDS. 
anything like a tooth or notches on the beak and 
unwebbed feet, go on at once to paragraph (21). 


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Bills and feet of some petrel forms. 
(10) If your specimen has the rear toe connected 
to the second by a complete web from claw to claw, 
it is one of the Prrican forms. Some of the ducks 
have lobes on the 
Te s~ rear toe, but they are 
W(t UG . 
ee not completely if at 
‘ all connected  for- 
ward. 
If the bird has a 
Typical foot of a pelican form. fringed or serrate bill 
it is one of the goose-duck forms. 
(11) If your gooselike bird has a straight bill (1. e., 
not bent down) and, first, its neck longer than the 
body, or a naked (loral) space between the bill and 
eye, it is a Swan; if the neck is shorter than the 
body or the loral space feathered, it is then a Goosn, 
