Here is Maggie, who started this madness:

This one started out tiny and see-through:

In the feeding frenzy you can see one of the "not like the others" Kubs:

or is it a Kub? It is bigger than the youngest Kub, who already has more Kub -like markings:

Just posing:

Pretty but shy:

the other not-like -the-other Kub:

Mr Sumo (he moves REALLY fast, when he isn't posing on his usual rock, which is never when there is a camera around):

Sorry about the quality -- the glass was dirtier than I realized, and it is a manual focus lens with a short depth-of-focus, and loaches are quick!