my hedgie, sly, is about 7-8 months old. he got kind of big so we recently got him a new cage. im worried that he is fat, because in his last cage he had not one toy in it. i cant find any good toy ideas sly will play with, i have tried wheels, all he does is stick his nose under it and try to push it over,i have tried socks,cat toys,and tubes. he plays with the tube about five minutes and the gets bord. i dont know whats wrong with sly, he wont even eat mealworms! is he stressed,grumpy,or kind of figuring out what the world is about? please help with toy ideas,health help and cage size ideas. his is currently about 12 feet long and 4 feet wide.