Andrea22nd May 2008, 03:39 PMIf it was listeriosis or goat polio or any of the clostridial (sp??) diseases, even the ones you can vaccinate against does not give you 100% protection all the time, and the micro-organisms which can cause most of them are in the soil and in the environment and transmissable by birds, rats, possums and other vermin, so unless you keep them locked in a hermetically seal