5 Nearly Normal

Not a cull.

Like plants have inbred varieties that aren't as robust as weeds,

and we have made BREEDS of dogs that can't make it in the wild like wolves,

people have made BREEDS of goldfish out of the wild type.

This breed of goldfish is called the Comet Goldfish.

It has longer fins, and is kind of showy.
But are the normal type happier?