Since the Rat Terrier—and most terrier breeds—have a high prey drive ... making them a great family pet. Furthermore, even though they are small in size, the Rat Terrier has large amounts of energy, ...

A two-year-old male pet mouse (Fig. 1) and a two-year-old female pet rat (Fig. 2), both diagnosed previously with neoplasia, were presented by different owners. The mouse was kept in a group of ...