get an isolated tank, and keep them in it, you need a filter that would be safe for them as well, and feeding, they eat about anythingyou put in the water, i have no idea as to their success rates, but hey, if you have them, why not try
if you have a q't that has been up and empty and has never ahd copper, you cna use that for now, to try if you like
oh yeah, good catch, it is not easy ot even be ready, let alone get them, before the others eat tehm