Birds of the Americas 2009

Boston Nature Center

Canon EOS 40D -- 420 mm -- EF300mm f/2.8L IS USM +1.4x
Canon EOS 40D  --  420 mm  --  EF300mm f/2.8L IS USM +1.4x
yellowwarbler3 -- ISO 400 -- 1/400 sec at f / 4.5 -- -2/3 EV

delsolar@bellatlantic.net