Back to Index Willow Flycatcher Empidonax traillii    Copyright David Seibel, 2006 (#3306) | Send Comment Camera: Canon EOS 20D Exposure: 1/800 sec, f/5.6, ISO 200 Lens: Canon 500mm f/4L IS + 1.4x II TC Date: June 25, 2006 Location: Lake Andes National Wildlife Refuge, South Dakota, USA