CONTENTS. XI 



PAGE. 

 CHAPTER XVIII. 



American Widgeon, . . • 206 



CHAPTER XIX. 

 Gadwall Duck, 211 



CHAPTER XX. 

 Shoveller Duck, 217 



CHAPTER XXI. 

 Dusky Duck 



CHAPTER XXII. 

 Trumpeter Swan 



CHAPTER XXIII. 

 Canada Goose, 



CHAPTER XXIV. 

 "White-Fronted Goose, 241 



CHAPTER XXV. 

 Canvas-Back Duck, .... 



CHAPTER XXVI. 

 Red-Headed Duck, 



CHAPTER XXVII. 

 Scaup Duck, 271 



