Brown Rat (Rattus norvegicus): Behaviour, Habitat, Diet and Control — A Complete Guide The Brown rat is one of the most widespread and adaptable mammals on Earth. Found on every continent except Antarctica, it thrives in environments ranging from rural farmland to dense urban centres such as London. Often labelled a pest, the brown rat is in fact a highly intelligent, socially complex animal whose success is closely tied to human activity. This in-depth guide explains its behaviour, habitat, diet, reproduction, risks, and control—using clear, evidence-based information designed for both general readers and search engines. What is the brown rat? The Brown rat (also known as the Norway rat or common rat) is a large rodent species belonging to the genus Rattus. Despite its name, it did not originate in Norway; it is believed to have spread from northern Asia through global trade routes. Key characteristics : Body length: 20–30 cm (excluding tail) Weight: 250–500 grams (can be h...
An Intimate Guide to British Wildlife