Very long proboscis.
No interactions present.
It might be my old eyes but I cannot see the dark leading edge on the wings of B. major. Can I see dots on the wings. Not sure owing to the wing movement.
Chris Brooks - www.dragonfly-images.co.uk
My Flickr site - www.flickr.com/photos/ceb1298
Lat/Lng: 50.6394, -2.0512
OS grid ref: SY964821