I expect that Alaus would generally not be difficult to breed. I have been keeping Pyrophorus noctilucus larvae (which were themselves several generations captive bred) for approximately a year, and aside from a few instances where I neglected to keep the humidity up in some of the larval cups, the larvae have been an absolute breeze to raise. Early instars fed on rotted hardwood and fish/dog/cat kibble. Once they got big enough, I separated them and started feeding them small mealworms. I was feeding them once every week or two, but the first three adults I got from this effort all pupated at