Zonotrichia albicollis
            
                (L 6.75"  WS 9" Wt 0.91 oz)
          
         
            
               White- and tan-crowned forms almost
               always mate with  opposite morph
            
               ...white-striped is more aggressive.
          
         
            
               Thatcher Woods
            
               River Forest
            
               04May2009
          
         
         
         
            
               Zonotrichia in Greek means
               girdle or band; albicollis in
               Latin means white-necked.
          
         
         
         
            
               The white-throated sparrow has a
               singularly sweet and plaintive song,
               uttered with clear, whistling notes;
               it sings all day long especially if the
               weather be cloudly.
            
                    (Theodore Roosevelt)