Dwarf hamsters usually live about two to three years, but they can sometimes die much sooner. Possible reasons include:
- Old age: Dwarf hamsters can die of old age like any other animal.
- Stress: They are very sensitive to stress from environmental changes, loud noises, or excessive handling, which can lead to fatal health problems.
- Illness: They are susceptible to respiratory infections, diarrhea, and diabetes, some of which can be fatal without prompt treatment.
- Injury: Their small, fragile bodies can be easily injured by falls or sharp objects in the cage.
- Poor diet: A diet too low in protein or too high in fat can cause malnutrition and health issues.
- Genetic defects: Some may be born with defects that increase susceptibility to disease.
If you are concerned your dwarf hamster is ill, take it to a veterinarian as soon as possible.