Another term for brown rat.
More example sentences
- Today, Norway rats (aka brown rats) can be found on every continent of the world except Antarctica.
- Invasive rodents, such as the Norway rat, are known to cause major disruptions to isolated ecosystems.
- Such a rapid expansion of range is unprecedented for a native vertebrate (though invaders from Europe, such as the house sparrow and the Norway rat, have managed similar feats).
Definition of Norway rat in:
- The US English dictionary