What is your favorite pet? My favorite pets are hamsters. Would you like to learn about them? In My Favorite Pet: Hamsters, students will learn about having hamsters as pets. Each My Favorite Pet book includes information on where pets live, how they play, and what they eat. Sample Text: Hamsters' teeth never stop growing. They chew on things all day so their teeth don't grow too long. Hamsters can carry food in their cheeks and eat it later.