Smallest bird in the U.S...smallest
               long-distance migrant in the world
               traveling around 5,000 miles each year.
          
         
            
               Selasphorus calliope
            
               (L 2.8–3.9" WS 4.3" Wt
               (0.071 to 0.106 oz oz)
          
         
            
               Twin Falls area
            
               03Jun2019
          
         
            
               © Eric
               DeFonso
            
               Macaulay
               Library
          
         
            
               Selasphorus in Greek means carrying a
               bright flame or a flash of lightning;
               calliope in Greek means chief of the
               muses, fine-voiced and goddess of poetry.
          
         
            
               © BirdNote,
            
               Bob Sundstrom
          
         
         
            
               Despite their tiny size, these
               territorial birds may chase birds as
               big as Red-tailed Hawks during the
               breeding season.
            
               (Cornell Lab of Ornithology)