Hoverfly on Hawk....
Introduction
The photograph on this page of Hoverfly on Hawk.... by Anne Burgess 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: © Anne Burgess Taken: 15 Aug 2017
That is, I think it's a hoverfly, and I think it's a hawkweed rather than a Hawksbeard or Hawkbit, but I do not know which species either is. I think it might be Narrow-leaved Hawkweed (Hieracium umbellatum) but am happy to be corrected.