Greg Roza 
Bacteria Up Close [PDF ebook] 

Bacteria are amazing microorganisms. Their ability to move, multiply, and adapt make them some of the most fascinating subjects of biology. Readers take a look at these microscopic single-celled wonders and gain information about how they’re able to survive in a variety of environments. Readers will be surprised to learn there are more bacteria in their body than human cells. Instructive photographs and diagrams accompany these facts and more.