Jenny, I really feel for you on this one.  I do.  But I'll tell you the
same thing our doctor told us when our fifteen year old son started wearing
size 14 shoes.  "There's nothing you can do.  You just gotta let nature
take it's course".
 
I think the same thing goes for ferrets.
 
Good luck!
 
Roberta
[Posted in FML issue 2879]