Exposed underground variety of rat seen here
.... in a 
community but what we have here is an extreme form; a society in... [DOC] [TLE] Norway rats, Rattus norvegicus, their management and control [PAR] Controlling Norway rats, Rattus norvegicus, with traps, toxicants and cultural 
practices by ... Plague is a disease that can be carried by a variety of rodents, but 
it is more ... Old droppings and gnawing common, one or more rats seen by 
flashlight at night, .....