North American porcupines have a relatively long life expectancy, with some individuals reaching 30 years of age. Common causes of mortality include predation, ...

Porcupines have a relatively high longevity and hold the record for being the longest-living rodent, with one individual named Cooper living over 32 years.

Lifespan. North American Porcupines live up to 18 years. Reproduction. Porcupines breed only once a year with males competing for pre-estrous females. A ...

Lifespan. In the wild, they are known to live as long as 18 years. ; Food/Eating Habits. Porcupines are generalists, eating a wide range of plant material. Their ...