well, they do smell, but make lovely pets.
a sign could work only if they could read (under 6 in an example)
A good pet to keep in your room is a rat!
One person writes: You cannot buy a pet that doesn't smell at all. I have a puppy (Labrador) and we only wash her once a month (unless she's dirty). She doesnt smell really bad.More information: All...
Well, I keep it in the house. How about you?