How Long Do Rats Live

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How Long Do Rats Live. Inspect your fruit and citrus trees for bitten fruit, ripened fruit, rotting or. This is 1.5 to 2.5 years longer than the average life expectancy of a wild rat.

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The young rats are weaned about three weeks later and are sexually mature at 3 months old. 95% of rats kept in homes die by 3 years. However, remember that all rat.

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However, many rats die after the first year due to predation and interspecies conflict. If their breeding is unchecked, they can produce thousands of babies over the course of their lifetimes. Though rats can live up to three years in the wild, the university of michigan estimates that 91% to 97% of wild rats die after. Any source quoting average lifespan needs to put it somewhere around 2 years.