Rodent Control - Rodents are classed as mammals and 40% of the mammal species are in fact rodents, and they are very adept at living within human made environments. Common rodents in the UK include mice, rats, even squirrels! However, the rodents that carry disease and block drainage systems are mice and rats. So, what kind of dangers can a rodent infestation have on a business, a home or from a personal perspective your health and family wellbeing.