Brimstone butterfly Gonepteryx rhamni, feeding on thistle flower
Introduction
The photograph on this page of Brimstone butterfly Gonepteryx rhamni, feeding on thistle flower by Bikeboy as part of the Geograph project.
The Geograph project started in 2005 with the aim of publishing, organising and preserving representative images for every square kilometre of Great Britain, Ireland and the Isle of Man.
There are currently over 7.5m images from over 14,400 individuals and you can help contribute to the project by visiting https://www.geograph.org.uk

Image: © Bikeboy Taken: 11 Aug 2017
See https://butterfly-conservation.org/50-1310/brimstone.html for information about the Brimstone butterfly. It is one of the few British butterflies that overwinters. Because of this it can be seen in very early spring before other species have pupated.