86 



ANIMALS OF LAND AND SEA 



triches, swans, geese, many ducks, and gallinaceous birds are 

 examples of exclusively or primarily vegetarian types, while 



Figs. 88-92. A Whip-cracker, a day-flying moth, the Spurge Hawk Moth, 

 and the Pandora Moth, with dried caterpillars. 



For explanations of the figures see p. xiv. 



the eagles, hawks, owls, cormorants, pelicans, gulls, terns, 

 gannets, herons, storks, and vultures are examples of exclusively 

 carnivorous types. But cranes are more or less omnivorous. 

 Some vegetarians have a very limited diet, the hoactzin, 



