| Birds | Northern Pintail Anas acuta    Copyright David Seibel, 2011 (#4435) | Send Comment Camera: Canon EOS-1D Mark IV Exposure: 1/1250 sec, f/8.0, ISO 2500 Lens: Canon 500mm f/4L IS + 2x II TC Date: January 8, 2011 Location: Wyandotte County Lake, Kansas, USA