A pair of swallowtail butterflies

Exposure Date: 2011:09:06 11:30:00;
Make: NIKON CORPORATION;
Model: NIKON D90;
Exposure Time: 1/500.00250001250004 seconds s;
FNumber: f/11.0;
ISOSpeedRatings: ISO 500;
ExposureProgram: Other;
ExposureBiasValue: 0
MeteringMode: Other;
Flash: Flash did not fire, auto mode;
FocalLength: 220.0 mm mm;
FocalLengthIn35mmFilm: 330 mm;
Software: Adobe Photoshop CS2 Windows;