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VERTEBRATE LIFE AND ORGANIZATION 



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Figure 24.9. A group of neognathous birds. A, Penguins use their modified wings 

 as flippers; li, courtship of albatrosses; C, the young cormorant has to reach into the 

 throat of its parent to get its food; D, an American egret, or heron, a wading bird; E, 

 bhicbird perching on a hmb; F, noddy terns on nest. (A, Smithsonian Institute; B, 

 courtesy of Lt. Col. N. Rankin; C, photo by L. W. Walker from National Audubon 

 Society; D, E, F, courtesy American Museum of Natural History.) 



