Back to Index Black-throated Green Warbler Dendroica virens    Copyright David Seibel, 2007 (#1831) | Send Comment Camera: Canon EOS 20D Exposure: 1/30 sec, f/5.6, ISO 400 Lens: Canon 500mm f/4L IS + 1.4x II TC Date: May 31, 2007 Location: Wisconsin, USA