Birds of the Americas 2009

Boston Nature Center

Canon EOS 40D -- 500 mm -- EF500mm f/4L IS USM
Canon EOS 40D  --  500 mm  --  EF500mm f/4L IS USM
ivorygull1 -- ISO 500 -- 1/250 sec at f / 4.0 -- 1 EV

delsolar@bellatlantic.net