Night Heron building a nest

Exposure Date: 2012:05:24 16:31:18;
Make: Canon;
Model: Canon EOS 50D;
ExposureTime: 1/2000 s;
FNumber: f/5;
ISOSpeedRatings: 400;
ExposureBiasValue: 0;
Flash: Flash did not fire, compulsory flash mode;
FocalLength: 400 mm;
Software: Digital Photo Professional;