416 ZOOLOGY 



bills are broad and serrate. They feed upon vegetation and the 

 smaller water animals. Their wings are long and broad, and 

 they are good fliers. The ducks and geese spend their winters 



FIG. 216. 



X ^.-\v 



_V|P > 



I 



FIG. 216. Pelican (Pelecanus erythrarhynchus). By Folsom. 



Questions on the figure. What is the nature and purpose of the fold beneath 

 the jaw? To what division of the birds does the pelican belong? 



in the tropics and nest in the colder regions. They are much 

 hunted by man during these migrations, when they frequent the 

 streams and lakes of the temperate regions. They are found 

 the world over. There are said to be forty species of ducks, 



