Cockchafer
This was sent to my phone by a friend last night, with a request for identification. It's a cockchafer (Melolontha melolontha), quite well known for being attracted to lighted windows.
On being informed of this identification my friend's initial reaction was "it only wants one thing, and it's not going to get it". I think it's safe to say that despite the name it doesn't actually.....