Friendship According to Humphrey by Lauren Y
The book Friendship According to Humphrey by Betty G. Birney is a story about adventures of all kinds such as trips to the library. Humphrey is a hamster that lives in a cage. His friend is a frog whose name is Ogg. Some of the other characters are Slow Down Simon, Hurry Up Harry, Rolling Rosie, Helpful Holly, Just Joey, Forgetful Phoebe, and Mrs.Brisbane.
Spring & Bounce 