House mouse vs Volcano mouse
The volcano mouse is heavier: 20.2 g against 16.3 g for the house mouse, about 24% more.

Photo: Dion Art · CC BY-SA 4.0 · Wikimedia Commons
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What is the difference between a house mouse and a volcano mouse?
Each point below is worked out from a pair of recorded values.
- The volcano mouse is heavier: 20.2 g against 16.3 g for the house mouse, about 24% more.
- The house mouse is longer-lived: 5 years against 3.91 years for the volcano mouse, about 28% longer.
- Both belong to the genus Mus, so they are close relatives.
- Both are listed as Least Concern on the IUCN Red List.
Side by side
| House mouse | Volcano mouse | |
|---|---|---|
| Scientific name | Mus musculus | Mus vulcani |
| Family | Muridae | Muridae |
| Order | Rodentia | Rodentia |
| Weight | 15.3 g – 20.5 g | 20.2 g – 60.3 g |
| Length | Not recorded | Not recorded |
| Lifespan | 5 years | 3.91 years |
| Main food | Not recorded | Not recorded |
| Habitat | grassland | Not recorded |
| Conservation status | Least Concern | Least Concern |
| Countries recorded | 1 | Not recorded |
A scale drawing needs a recorded length for both animals; only weights are on record for this pair.
Full record: House mouseFull record: Volcano mouseCompare other animals