SOME COMMON BIRDS OF NORTH AMERICA 



365 



Long-winged Swimmers. — The gulls and terns spend a 

 large part of their time in the air and possess long wings. They 

 live near bodies of fresh water, or more often on the seacoast 

 or on islands. 



Tube-nosed Swimmers. — These are marine birds with 

 tubular external nostrils, fully webbed toes, and long, narrow 



Fig. 243. 



Nest and eggs of ruffed grouse among the leaves under 

 a log in the woods. (Photo, by Hegner.) 



wings. They are strong fliers, gregarious, and come to land 

 rarely except to lay their eggs. The wandering albatross and 

 stormy petrels are well-known examples. 



Pelicans and Cormorants. — These birds have long legs, 

 long, slender necks, elongated bills, and feet fitted for wading or 

 swimming. 



