Mating Bluet Damselflies showing “Heart” shape of their mating. Canon EOS 1D MkIV, 400mm f/4 DO IS lens, Kenko 35mm extension tube, Canon Series III 1.4X Teleconverter, f/11, 1/80 sec., -1.33 exp. comp. ISO 800, Canon 600 ex flash with Better Beamer Flash Extender w/ – 2 stops Ettl Flash compensation for just a slight fill in the shadows.