Oressochen melanopterus
            
               (L 27-30" WS 16-17" Wt 96-128 oz)
          
         
            
               Mountain Lake at ~
               4000 m (~13100 ft)
            
               19Sept2011
          
         
            
               Gregarious and noisy...male has
               a whistle, female cackles
               ...terrestrial except with young.
          
         
            
               A goose flies by a chart the Royal
               Geographic Society could not improve.
            
               (Oliver Wendell Holmes Jr.)
          
         
            
               © Matthew
               Medler
            
               Macaulay
               Library
          
         
            
               Melanopterus in Greek
               means black-winged.