Provides photographs and a fact card about common rats. Discusses where they are found, why they are seen as pests, predators, how humans use them for food and as pets, their life cycle, physical appearance, and diet.

This site gives good advice to mice lovers on how to handle and care for their pets.

One glance and students know that the new girl at Mica High School is not your ordinary high school student. Stargirl Caraway is a free spirit. She has a pet rat named Cinnamon, plays the ukulele in the cafeteria, and refuses to wear the...

These pages are part of a site called Evolution that accompanies a textbook by the same name. Mark Ridley is the author. In this section, he describes how artificial selection has provided many examples of evolutionary change. Examples...