They can cause damage to properties and structure through gnawing. Norway rats have smaller eyes and ears and shorter tails. They build burrows close to one another. Litter sizes vary greatly. They eat almost anything and can grow to scary sizes. When you read in the news about gigantic rats found near a structure, it’s likely a Norway Rat.
- Length: Body- 7″ – 10″
- Region Found: Throughout most of the United States
- Residential Location: They build burrows close to water and food sources. This could be under or behind appliances, inside walls, or anywhere else.
- Random/Interesting Fact: Norway rats came from overseas to America. Many of these rats came to America through ships from Europe in the 1700s and 1800s.
- Identification: They are brown with scattered black hair, with gray to white undersides.