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
swallowtailedgull4 -- ISO 200 -- 1/3200 sec at f / 6.3 -- -1/3 EV

delsolar@bellatlantic.net