A female Eider Duck at WWT Slimbridge.
In order to get the right viewpoint I lay down in the prone position, being at eye level was very important. Just as I was ready to take what would have been a nice image she opened her wings for me!!
Sony Alpha 65
Sigma 150-500mm lens at 500mm
1/640sec at F6.3
RAW file converted in Lightroom 4