There are important vaccines that your ferrets will need in order to sustain a long and healthy life. All ferrets need to be vaccinated for canine distemper and rabies once a year, even if they do not go outside. Canine distemper is fatal to ferrets. Even people who have walked where an infected dog has urinated can carry the distemper virus to the ferret. Rabies is rare, but is a fatal disease to humans. Its...