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   Trumpeter Swan
   Cygnus buccinator		  Kays Creek Pond
 Layton, Utah
 4 Feb 2006
   		 by Joel Beyer
 咐oel Beyer
   Trumpeter Swan
   Cygnus buccinator		  Madison River
 Yellowstone NP, Wyoming
 September 1998
   		 by Kristen Comella
 呱risten Comella
   

 Trumpeter Swan
 Cygnus buccinator

 Tracy Aviary
 Salt Lake City, Utah
 1995

 by Margaret T. Sanchez
 和argaret T. Sanchez
   
 Trumpeter Swan
 Cygnus buccinator

 Tracy Aviary
 Salt Lake City, Utah
 1996

 by Margaret T. Sanchez
 和argaret T. Sanchez
   Trumpeter Swan
   Cygnus buccinator		  Yellowstone NP, Wyoming
 June 2004
      		 by Marlene Foard
 和arlene Foard
   Trumpeter Swan
   Cygnus buccinator		  Yellowstone NP, Wyoming
 June 2004
      		 by Marlene Foard
 和arlene Foard
   Trumpeter Swan
   Cygnus buccinator		  Yellowstone NP, Wyoming
 June 2004
      		 by Marlene Foard
 和arlene Foard