Perhaps this is a bit off-topic, but I just uploaded to my photography Web site a set of 16 images of butterflies photographed yesterday. Since I presume that most of the readers of fishingwithflies are nature buffs, I thought these images might be of some general interest.
Yes, I know it's not likely that any of these will find their way into the mouths of a bass or trout. And I don't think I have ever seen a dry fly pattern that would match any butterfly or moth.
On the other hand, I have at least once heard of a moth hatch that brought the trout up. And then there are woolly worms and inch worms, both of which I would classify as terrestrials, and both of which turn into butterflies or moths... I have no idea which.
So, check these out: