Wow, the refusing food is weird. neither of mine have ever even hesitated at the sight of food. in fact, I think they would eat till they couldn't swallow another mouse. it would just hang out of their face and they would still want more. it IS the season though...I guess if they were to refuse food winter would be the time to do it.
Haha ya mine is normally a disposal, I was actually thinking he was a little over weight...maybe he's holding out until I get him a girl haha