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   Common Merganser
   Mergus merganser
 Floyd Lamb State Park
 Las Vegas, Nevada
 13 Feb 2013
  
 by Terry Sadler
 İTerry Sadler
  

 Common Merganser
 Mergus merganser

 Male
 Lake Tahoe, CA
 3 Jun 2008

 by Kendall Brown
 İKendall W. Brown

  
 Common Merganser
 Mergus merganser

 Male 
 National Zoological Park Wetlands
 Washington D.C.
 13 Apr 1996

 by Margaret T. Sanchez
 İMargaret T. Sanchez