fˈiːmeɪlz bˈɛɹ lˈɪɾɚz ʌv wˈʌn tʊ ɪlˈɛvən jˈuːʒuːəli fˈaɪv ɔːɹ sˈɪks jˈʌŋ ˈæftɚɹ ɐ dʒɛstˈeɪʃən pˈiəɹɪəd ʌv ɐbˌaʊt wˈʌn jˈɪɹ, ˌɔn ɐ baɪˈɛnɪəl sˈaɪkəl.
Females bear litters of one to 11 (usually five or six) young after a gestation period of about one year, on a biennial cycle.