They sure do, Elindra.
In fact, apart fm the look, the way they swim, the way they try to dig and go under the gravel, flipping over their back and sleeping belly up..etc...they simply behave just like the adult fish.
update 22 03 08 (930pm S'pore)
I pre-soaked the pellets before feeding them to the fries in order to reduce the bloating problem in their bellies.
