Taken: 31 January, 2016Camera: Canon EOS 7D Mark IIFocal length: 500mmAperture: ƒ/5.6Shutter speed: 1/400sISO: 800Flash fired: no Great Potoo (Nyctibius grandis) perched at day roost near Surama Village, Guyana Taken: 31 January, 2016Camera: Canon EOS 7D Mark IIFocal length: 500mmAperture: ƒ/5.6Shutter speed: 1/400sISO: 800Flash fired: no