Male porcupines reach sexual maturity between eight and eighteen months, while females reach sexual maturity between nine and sixteen months.
Swihloni swa vavanuna swi fikelela nkarhi lowu lulameke wo nghena eka swa masangu exikarhi ka nhungu na khume nhungu wa tin'hweti, loko vavasati va fikelela nkarhi lowu lulameke wo nghena eka swa masangu exikarhi ka nkaye na khumentsevu wa tin'hweti.