Past its best.
No interactions present.
That's a nice find not one I have seen before only in books.
Thanks. The Durham Wildlife Trust site at Bishop Middleham Quarry is apparently well-known for them although I think I missed them at their best.
I have ever seen them as well. These are great photos - they are tricky to capture well, I think.
Lat/Lng: 54.68682, -1.48519
OS grid ref: NZ332325