Prevent physical injury from animals that interact with children by selecting appropriate and more docile breeds, using younger animals, appropriate animal area design and fencing, and providing adequate supervision.
The following guidelines are to prevent visitors, especially children under 5 who don't have fully developed immune systems, from becoming infected with E. coli 0157, which can cause permanent hemolytic uremic syndrome (HUS), a life-threatening disease that can cause kidney failure resulting in lifelong dialysis, a kidney transplant or death.