Forever. Oh, but be careful, rats can eat cats, and dogs, and babies.
A roof rat can live up to 1,5 year.
Wharf-rat-boys are homeless people. People who live in the street because have no house.
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Not if it is caught by a cat.
2-3 years
Usually pet rats live up to 2 years ! and street rats live 2 - 3 years !
7
The lifeSPAN of a rat is normally 2 or 3 years. A rat that is given the best food and care can live as long as 4 years.
The life span of a wild kangaroo rat is not very long, only 2-5 years. They are near the bottom of the food chain so many do not even live that long.
1 min.
12 years
In most of the Rat Snake species, the life-span is around ten to fifteen years.