American ature Series 
Group II. The Functions of Nature 
THE BIRD 
ITS FORM AND FUNCTION 
BY 
C. WILLIAM BEEBE 
Curator of Ornithology of the New York Zoological Park and Life Member of the 
New York Zoological Society ; Member of the American Ornithologists’ 
Union and Fellow of the New York Academy of Sciences 
Author of ‘ Two Bird- Lovers in Mexico” 
WITH OVER THREE HUNDRED AND SEVENTY ILLUSTRATIONS 
CHIEFLY PHOTOGRAPHED FROM LIFE 
BY THE AUTHOR 
ha 
iY S 
"4 iad 
Ws RN) 
Ov rads Wh 
AGinyy 
SSF 
NEW YORK 
HENRY HOLT AND COMPANY 
1906 
