Some of my Flickr friends have done beautiful shots of butterflies in an exposition held in Montreal. I was a bit jealous until I found this one in Valleyfield.

Nikon D90
Exposure : 1/640
Aperture : f/8
ISO: 160
focal length : 170 mm (255mmf in DX)
Aperture, Topaz Denoise 3 and Detail4, Nik SilverEfex pro

François Meehan