| Birds | Chestnut-sided Warbler Dendroica pensylvanica    Copyright David Seibel, 2007 (#1806) | Send Comment Camera: Canon EOS-1D Mark II N Exposure: 1/320 sec, f/8.0, ISO 400 Lens: Canon 300mm f/2.8L IS + 2x II TC Date: May 30, 2007 Location: Chequamegon-Nicolet National Forest, Wisconsin, USA