No interactions present.
Also known as the great pied hoverfly
a couple of my photos of it http://beekeepersgarden.wordpress.com/2013/08/18/volucella-pellucens/
Very impressed with the speed & acumen with which this was identified. I admit I felt a bit lazy putting it up without checking but the response was quicker than getting my books out!
Lat/Lng: 52.7494, 0.078
OS grid ref: TF403188