Female American Darter, Snakebird (Anhinga anhinga) of Belize

f/8 1/640 ISO450; D800E, 300mm f/2.8, 2x (600mm); 300 ppi, 16x24 inches

f/8 1/640 ISO500; D800E, 300mm f/2.8, 2x (600mm); 300 ppi, 13.7x20.6 inches

Photographed at Monkey River, Belize on February 14, 2013.

This is D800E at its best.