- State Branches Australian Rat or Rodent Fanciers Society, serving owners, breeders and exhibitors of pet rats and mice. The AusRFS is very proud to welcome rat and mouse lovers from all over Australia. Updated May 26th, 2002. The RSPCA's Million Paws Walk on the 19th of May was attended by AusRFS members in just about every State. We are very proud to have been involved. The New South Wales ...www.ausrfs.org.au