try feeding him frozen bloodworms, but brine shrimp are good, if not really messy. actually keep him on frozen foods only, as flakes tend to have insufficient protein.
they also enjoy the company of their own kind, pick some up from walmart (preferably the poor ones in the cups, on the verge of death) they will make it, just give them some good food, and they are kickin' again) they cost like $3.50
be sure not to get the "albino ones" from walmart, they are really clawed frogs, and will eath the adfs
adfs are great, but they got killed off by a clawed frog, whom i did not pick out. now i just have the acf