AS FAR AS I KNOW, THERE ARE NO AFRICAN SOFT FURRED RATS IN INDONESIA....TRY NORMAL RAT PUPS....FOOT LONG VIPER BOAS SHOULD NOT NEED LIZARDS OR FROGS....THEY ARE RODENT FEEDERS AT THAT SIZE....AND I GUARANTEE THEY ARE WILD CAUGHT IMPORTS....THEY NEED VENTILATION MORE THAN MOST SNAKES....EXCESS HUMIDITY WILL CAUSE STRESS OR BODY BLISTER DISEASE WHICH IS FATAL....BEEN THERE DONE THAT....GOOD LUCK....JC