| Birds | Bonaparte's Gull Chroicocephalus philadelphia    Copyright David Seibel, 2008 (#3289) | Send Comment Camera: Canon EOS 40D Exposure: 1/1000 sec, f/8.0, ISO 400 Lens: Canon 500mm f/4L IS + 1.4x II TC Date: October 30, 2008 Location: Perry Lake, Kansas, USA