White-headed Marsh-tyrant perched near a lake in Linden, Guyana.

Taken: 4 September, 2016Camera: Canon EOS 7D Mark IIFocal length: 700mmAperture: ƒ/8Shutter speed: 1/400sISO: 500Flash fired: no

A male White-headed Marsh Tyrant (Arundinicola leucocephala) in a pasture in Enmore, East Coast.

Taken: 16 August, 2014Camera: Canon EOS 6DFocal length: 700mmAperture: ƒ/8Shutter speed: 1/1000sISO: 500Flash fired: no

White-headed Marsh Tyrant (Arundinicola leucocephala), female in Garden of Eden, East Bank.

Taken: 17 August, 2013Camera: Canon EOS 6DFocal length: 300mmAperture: ƒ/4Shutter speed: 1/500sISO: 500Flash fired: no

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