Be on your guard! You cant see them, but microscopic organisms are all around you. And some of them are looking for a new home inside you! From bacteria and viruses to protozoa and fungi, learn about tiny invaders that can cause serious illnesses.
"Large headings, eye-catching fact boxes, and clear photo captions will assist readers in navigating each chapter. Each book is also enhanced by several close-up photographs of the animals, plants, and microorganisms that invade people's homes and affect their lives."
