If you can't get Yesterday's News, there is a recycled paper product called
"Crown Animal Bedding" which you can use for litter.  The pellets are a
little bigger than Yesterday's News, but my ferrets cope with them just
fine.  You can buy it in big bags fairly cheaply, so you might want to try
it!
 
Kate, Monty and Madison
[Posted in FML issue 2858]