Female Black-tailed Skimmer, Orthetrum cancellatum at RSPB Ouse Fen (Earith) in early June. One of the lucky ones that emerged after the dozens of hunting Hobbies had been flying over this nature reserve just a couple of weeks earlier, and so wasn’t cancellatum’ed at all.
Focus-stacked image of the dragonfly and two subsequent tight crops to zoom in on the compound eyes:
