TABLE OF CONTENTS 



Page 



Introduction 1 



Itinerary 2 



Life zones 15 



Tropical Zone 15 



Lower Austral Zone 16 



Upper Austral Zone 17 



Temperate Zone 18 



Notes on migration 19 



Annotated list of birds 39 



Rheiformes 23 



Rheidae 23 



Tinam^formes 27 



TLnamidae 27 



Sphenisciformes 42 



Spheniscidae 42 



Colymbiformes 43 



Colymbidae 43 



Procellariiformes 50 



Diomedeidae 50 



Hydrobatidae 50 



Ciconiiformes 53 



Phalacrocoracidae 53 



Anhingidae 54 



Ardeidae 54 



Ciconiidae 60 



Threskiornithidae 63 



Plataleidae 65 



Phoenicopteridae 67 



Anhimidae 67 



Anseriformes 69 



Anatidae 69 



Falconiformes 86 



Cathartidae 86 



Falconidae 92 



Accipitridae 104 



Galliformes 116 



Cracidae 116 



Gruiformes 118 



Rallidae 118 



Aramidae 126 



Cariamidae 128 



Charadriiformes 129 



Stercorariidae 129 



Laridae 131 



III 



