Several of these climbing an oak tree at night.
No interactions present.
Certainly not an ant, and though I am not qualified to call it to B. pallida, I think that is the right taxonomic area.
recording wildlife with The Recorder's Year on www.hbrg.org.uk/TRY.html.
Lat/Lng: 51.540316447216, -0.32921433448792
OS grid ref: TQ159837