In a sunny patch of tree trunk in small wooded area. About the size of a house fly.
No interactions present.
Ecological note: Pollenia is parasitic on earthworms
I didn't know that!
Just happened upon this...what makes it Pollenia rudis? I thought that there were several options for Pollenia and that from a photo specific ID would be difficult.
My Flickr photos...
Lat/Lng: 52.725425502573, 0.30971199274063
OS grid ref: TF560166