White-crowned Sparrow (Zonotrichia leucophrys (nuttalli?)) - adult
Sacramento County, California, USA
Leicaflex SL, 560mm f/5.6 Leitz Telyt
© Douglas Herr

White-crowned Sparrow (Zonotrichia leucophrys (nuttalli?)) - immature
Cosumnes River Reserve, California - November 19, 2004
Canon EOS 20D, Canon EF 400mm f/5.6 L USM
© Ed Rotberg