| Camera : | NIKON D200 |
| Shutter-speed : | 1/45 sec |
| Aperture : | f 4 |
| Exposure Mode : | Aperature Priority |
| ISO : | 100 |
| Exposure Compensation : | -0.3 EV |
| Flash : | No Flash |
| Focal Length : | 400 mm |
If you look carefully, this butterfly is secreting some liquid from behind. When they mud-puddle, they release the extra liquids right away from their behinds it seems.