﻿RED-BEEASTED 
  MERGANSER 
  

   Page 
  170 
  

  

  RUDDY 
  DUCK 
  

   Page 
  2 
  as 
  

  

  AMERICAN 
  MERGANSER 
  

   Page 
  177 
  

   BUFFLE-HEADED 
  DUCK 
  

   Page 
  211 
  

  

  