Cercion calamorum (Ris)(등검은실잠자리)

등검은실잠자리-낙동강N50-2009_09_12_0006_PaxEco.jpgCanon | Canon EOS 450D | aperture priority (semi-auto) | spot | Manual W/B | 0.033 s (1/30) (1/30) | F/0.0 | 1.00 (1/1) | 0.00(0/1) | ISO-200 | Flash-No | 2009:09:12 17:18:03