Black round body,wings six legs
No interactions present.
I don't think it is a bug (Hemiptera), but rather a Bibionid fly. The angle is not the best for saying much else.
recording wildlife with The Recorder's Year on www.hbrg.org.uk/TRY.html.
Looking at some rejected photos (just silhouette's) this looks good. If I hadn't been so lazy I should have changed lens
Lat/Lng: 51.31344305459, -0.50759464502335
OS grid ref: TQ041582