19 Score - Experienced Group
Photographed on the RSPB Fen Drayton Nature Reserve. From above the butterfly looks very much like a small white, but the underside of the wing is delicately patterned with green veins and a small splash of yellow.
Canon EOS 7D Camera, Canon EF 70-200 f/2.8 Lens. 1/500 sec @ f/2.8
Photographer: Nev Tait