its not that he is aboreal, if you give them something that can be climbed it will be climbed, altho if they try climb things with a smooth surface they will fall over haha
and as for the not being nocturnal, is it in a room with disturbances do you have a cold, a warm and a moist hide>?<
if you have all that stuff sometimes they will come out whenever they like,ás for the eating what are you trying to feed cuz sometimes they are picky