Prepared to get ratted out...

Historically rats have a pretty bad rap, what with the Black Death and that whole “sinking ship” thing. But I can tell you from personal experience they actually make really fun pets, even for kids (…and they’re short-lived, nudge, wink). Just don’t google “fecal pellets” if you’re on the fence about getting one. They’re even cute in LEGO form, as MOCPages user TheActionFigure demonstrates with this amazingly lifelike scale model of the common rat: