It's the only thing I'm missing from my sona, and I know a lot of other people have them on their drakes. Would look similar to this image by Morca:
This was what I was looking to see if it was asked for already because my poor dragon has no ear fins!
The new shark head will have such ears. We just have to wait for 0.1.7.
The only thing that would be awesome is the ability to easily do more than one color on them. Other than that, the shark fins look pretty much bang on the money (minus the separations mid-fin).
Customer support service by UserEcho