Ok, that last egg of Nate's was a "Daydream" dragon. I've got one growing now.
The new striped dragons are interesting, because their offspring take on the color of the other parent. I guess I'll continue playing with this for a bit.
Edit: Here's some software that can make those 3d fractals I was going on about a while back:
http://www.xenodream.com/
There's a free trial version, and even the full version is only US$30.
Here's what I've got so far for dragons, in case anyone cares: