Changes

A '''rat''' is a small [[rodent]] found on all [[continent]]s except [[Antarctica]].  Rats are often considered to be [[pest]]s. They are also often known to carry disease; notably, the spread of the [[bubonic plague]] is attributed to rats.

A '''rat''' is a small [[rodent]] found on all [[continent]]s except [[Antarctica]].  Rats are often considered to be [[pest]]s. They are also often known to carry disease; notably, the spread of the [[bubonic plague]] is attributed to rats. The [[taxonomy | genus]] ''Rattus'' includes over 50 species.

== Habitat ==

== Habitat ==