mˈeɪlz ˈævɹɪdʒ sˈɪksti sˈɪks.sˈɪks sˌiːˈɛm bˌʌt ɹˈiːtʃ ˌʌp tə sˈɛvənti θɹˈiː.fˈaɪv sˌiːˈɛm ɪn lˈɛŋθ, wɪð ɐn ˈævɹɪdʒ ˈeɪdʒ ʌv twˈɛnti θɹˈiː jˈɪɹz twˈɛlv θˈɜːɾi fˈaɪv jˈɪɹz.
Males average 66.6 cm but reach up to 73.5 cm in length, with an average age of 23 years (12–35 years).