A white-throated sparrow, tan-striped morph, eats seed off of the ground. Note the tan stripes on the head and clearly defined white throat.

Spherical White-throated Sparrow won the 2005 Wisconsin Fat Bird Week contest. This photo was taken by Warren Lynn in January of 2014.

Spherical White-throated Sparrow took the prize at Wisconsin Fat Bird Week. The contest was organized by the Natural Resources Foundation of Wisconsin and SOS Save Our Songbirds. A funny, punny ...