If you are worried at all about the rabbits freeze them for 2+ weeks and that will kill any worms or bugs that they may have. They are good for dogs, but they cant live on them as they have a very low fat content.
Welcome Chalkwarren, i have have heard a bit about you, i'm looking forward to your input. AND don't listen to CP all he does is tell you lies and drink your beer!!
Cheers JB