Drunella aculea (Allen)(뿔하루살이)

뿔하루살이(동해 전천1)_20090422.jpgCanon | Canon EOS 450D | aperture priority (semi-auto) | spot | Auto W/B | 0.167 s (1/6) (1/6) | F/0.0 | 1.67 (5/3) | 0.00(0/1) | ISO-400 | Flash-No | 2009:08:24 13:30:44