ADVERTISEMENT
House Mouse, 8 months
House mouse is the most common animal found on earth. People even use the house mouse as pets and there are 30 known species till date. Most probably, a mouse lives less than a year due to extreme weather conditions. Another reason for less life expectancy as they fall as prey for domestic cats. Further, a mouse can live up to three years grown in a very composed and maintained external environment. Longest living mouse recorded till date was a genetically engineered mouse, which lived for 1,819 days.