Various animals (especially poultry, pigs, cattle, and reptiles) can be reservoirs for Salmonella, and humans generally become infected by eating poorly cooked, contaminated food.
Številne živali (zlasti perutnina, prašiči, govedo in plazilci) so lahko rezervoar salmonele, ljudje pa se navadno okužijo z zaužitjem nezadostno kuhane kontaminirane hrane.