I found this one resting on a bramble stem and it stayed obligingly still whilst I photographed it.
No interactions present.
It's a female as the anal appendages are set wide apart. The males are set close together. This is the best way of telling the sexes apart as they are very similar when immature.
Chris Brooks - www.dragonfly-images.co.uk
My Flickr site - www.flickr.com/photos/ceb1298
Lat/Lng: 52.3, -1.5
OS grid ref: SP3872