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   Mountain Bluebird
   Sialia currucoides
 Male
 Powder Mountain
 Weber County, Utah
 13 Mar 2012
     

 by Eric Peterson
 İEric Peterson

  

 Mountain Bluebird
 Sialia currucoides

 Male
 Yellowstone NP
 Wyoming
 29 Jul 2009

 by Kendall Brown
 İKendall W. Brown

   Mountain Bluebird
   Sialia currucoides
 Male
 Lamar Valley, Wyoming
 June 2007
     

 by Karen Byington
 İKaren Byington

   Mountain Bluebird
   Sialia currucoides
 Male
 Custer State Park, South Dakota
 14 May 2004
     

 by Ted Steinke
 İTed Steinke