rat
Rats are medium-sized, long-tailed rodents of the superfamily Muroidea that are generally larger than mice. "True rats" are members of the genus Rattus, the most important of which to humans are the black rat (Rattus rattus) and the brown rat (Rattus norvegicus). Many members of other rodent genera and families are also referred to as rats, and share many characteristics with true rats. However, this tag should only…















