field rat

1. A rat of any of several species:

   Rattus sordidus (syn. Rattus conatus), a burrowing species that forms underground colonies, found in Australia.

2. Rattus tunneyi, found in a variety of habitats, found in north and eastern Australia.

3. Rattus nitidus.

4. Rattus exulans, found in the Pacific islands and the third most numerous rat species on Earth.

5. Rattus argentiventer, found in the tropics.

6. Maxomys surifer (syn. Rattus surifer solaris).

7. Rattus tiomanicus.

regular