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   Harlequin Duck
   Histrionicus histrionicus
 Males
 Nome, Alaska
 June 2015
     
 by Mike Hearell
 İMike Hearell
   Harlequin Duck
   Histrionicus histrionicus
 Antelope Island Causeway
 Davis County, Utah
 10 Nov 2011
     
 by Richard Young
 İRichard Young
   Harlequin Duck
   Histrionicus histrionicus
 Antelope Island Causeway
 Davis County, Utah
 10 Nov 2011
     
 by Richard Young
 İRichard Young

Female and molting 1st year male

   Harlequin Duck
   Histrionicus histrionicus
 Antelope Island Causeway
 Davis County, Utah
 25 Sep 2011
     
 by Paul Higgins
 İPaul Higgins

Female behind molting 1st year male

   Harlequin Duck
   Histrionicus histrionicus
 Antelope Island Causeway
 Davis County, Utah
 25 Sep 2011
     
 by Paul Higgins
 İPaul Higgins