I wouldn't have fed my pet rat on so little in the old days.

The average life span of a pet rat is two years, the latter half often spent coping with various diseases.

The only other inhabitants of her realm are her pet rats.

Early on, the lonely Michael's love for a pet rat establishes the boy's hypersensitivity.

Ben is a 1972 horror film about a young boy and his pet rat, Ben.

They strive to educate the public and to place pet rats into loving homes.

She isn't to know the difference between a pet rat and a wild one.

A person who keeps pet rats is said to be involved in "rat fancy."

For once your pet rat has said something sensible.

Cory also has a close relationship with his pet rat, Lionel.