No interactions present.
I'm not overly familiar with the Swallowtail as I live in the wrong part of the UK I suppose but this sighting is within the known area for this species.
Chris Brooks - www.dragonfly-images.co.uk
My Flickr site - www.flickr.com/photos/ceb1298
Lat/Lng: 52.6849, 1.4757
OS grid ref: TG350153
Nature reserve at Ranworth Broad, Norfolk