Further Reading


N. Seppa. “Don’t share that clarinet.” Science News. May 20, 2011.

Learn more about disease-causing germs and how to stop them from the Centers for Disease Control and Prevention.

S. Ornes. “Busy bacteria leave big mark.” Science News for Kids. May 4, 2011.

S. Ornes. “The tell-tale bacteria.” Science News for Kids. April 7, 2010.