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COMPARATIVE ZOOLOGY. 



FIG. 309. Cormorant (Graculus). 



pointed wings, usually long tail, and by great powers of 

 flight. They are all carnivorous. Such are the Gulls and 

 Terns, which frequent the sea-coast, lakes, and rivers ; and 



the Albatrosses and Pe- 

 trels (the largest and 

 smallest of web-footed 

 Birds), which are oce- 

 anic. 



3. TotipalmateS) or 

 Cormorants. Charac- 

 terized by a long bill, 

 generally hooked; 

 wings rather long ; and 

 toes long, and all four 

 joined together by 

 broad webs. Throat 

 generally naked, and 

 furnished with a sac. The majority are large sea-birds, 



Pio. 310. -Wild Goose (Bernicla Canadiensis). 



United States. 



