Between 200-300mm, flying around inside at window. Colouring very moth like.
No interactions present.
or about 12 inches in old money. Probably not a British insect. Suggest you post an image of this extraordinary beast.
Sorry, Not sure what came over me with my measurements I meant 20-30mm! Ithought I had uploaded a picture...
Lat/Lng: 51.4, 0.0
OS grid ref: TQ4573