LIST OF ILLUSTRATIONS 



FIGURE PAGE 



Plate I 



I. The Brazilian Tapir {Tapirus Icrrcslris). Courtesy of the National 



Zoological Park 4 



II. The Wart Hog {Phacochocnis adhiopiciis); an African wild pig. 



Courtesy of the National Zoological Park 4 



Plate II 



III. Upper, a Solenodon {Solenodon paradoxus) from Haiti; lower, the 

 Collared Peccary {Pecari angulatus), an American wild pig. Courtesy 



of the National Zoological Park 8 



IV. The Great Anteater {Myrmecophaga tridaclyla). Courtesy of the 

 National Zoological Park 8 



Plate III 



V. Upper, the Two-toed Sloth {Choloepiis didactylus) ; lower, the Hairy 

 Armadillo {Euphractus villosiis). Courtesy of the National Zoologi- 

 cal Park 12 



VI. Upper, the Tasmanian Devil {Sarcophilus harrisii); lower, the Aus- 

 tralian Spiny Anteater {Tachyglossus aciileatiis) a curious mammal 

 that lays eggs like a bird. Courtesy of the National Zoological 



Park 12 



VII. A pair of the very scarce Hawaiian Geese {Nesochen sandvicensis) ; 

 only a few of these birds are still in existence. Courtesy of the Na- 

 tional Zoological Park 12 



Plate IV 



VIII. Left, the Bean Goose (Aiiscr fabalis); right, the Maribou Stork or 

 Adjutant {Leptoplilos dubius). Courtesy of the National Zoological 



Park 16 



IX. The "Double Yellow-head," a Central American Amazon Parrot 



{Amazona oratrix). Courtesy of the National Zoological Park 16 



X. Upper, the Harpy Eagle {Thrasaclos harpyia) of tropical America; 

 this bird lived for 18 years in Washington; lower, the Californian 

 Condor (Gymnogyps calif ornianus), our largest flying bird, now rare 

 and restricted to parts of southern and Lower California. Courtesy 

 of the National Zoological Park 16 



Plate V 



XL Left, the African Black Vulture (Torgos tracheliotus); right, the 

 South American Condor {Vultiir gryphiis), a rival of our Californian 

 Condor for the title of the largest flying bird. Courtesy of the 



National Zoological Park 22 



ix 



