Black-crowned Night Heron, Paloma Park, Benalmádena, Spain

This photo of a Black-crowned Night Heron was taken at Paloma Park in Benalmádena during September 2011.
The technical information is as follows.
Camera - Canon 5D Mk II
Shutter speed - 1/400
Aperture - f10.0
Lens - Canon EF 300mm f4.0 L IS USM plus Canon Extender EF 1.4x II
Focal Length 420mm
ISO 800