Fly on Bramble flower with distinctively marked bulbous thorax.
No interactions present.
The two veins from the top of the discal cell do not reach the wing margin...an easy way to tell livida.
My Flickr photos...
Thanks Ian, P
Lat/Lng: 50.9163, -0.1487
OS grid ref: TQ302146
In woodland/meadow margin among brambles, nettles, dog rose and hawthorn with blackthorn nearby.