Kittiwake (Adult and Chicks)

This photo was taken on the Isle of May, near Anstruther during July 2013.
The technical information is as follows.
Camera - Canon EOS 5D Mk II
Shutter speed - 1/320
Aperture - f9.0
Lens - Canon EF 400mm f5.6 L USM
Focal Length - 400mm
ISO - 800
Tripod