CONTENTS. XI 



PAGE. 

 CHAPTER XVIII. 



American "Widgeon, . 206 



CHAPTER XIX. 

 Gadwall Duck, 211 



CHAPTER XX. 

 Shoveller Duck, ... 217 



CHAPTER XXI. 

 Dusky Duck, . . 221 



CHAPTER XXII. 

 Trumpeter Swan, 224 



CHAPTER XXIII. 

 Canada Goose, 232 



CHAPTER XXIV. 

 "White-Fronted Goose, 241 



CHAPTER XXV. 

 C.vntas-Back Duck, 248 



CHAPTER XXVI. 

 Red-Headed Duck, ... . . . 265 



CHAPTER XXVII. 

 Soacp Duck, . . ... ... 271 



