ðɪs ɪz dˈuː tə ðə fˈækt ðæt mˌʌltɪpəl spˈɜːmɐtˌɑːfoːɹz wʊd biː pɹədˈuːst æt ðə sˈeɪm tˈaɪm, sˌoʊ mˈeɪlz wˌʊdəntævtə wˈeɪst ˈɛkstɹə ˈɛnɚdʒi pɹədˈuːsɪŋ ɐnˈʌðɚ spˈɜːmɐtˌɑːfoːɹ ˈæftɚɹ ˈiːtʃ mˈeɪɾɪŋ sˈɛʃən ænd kˈɑːnsɪkwəntli kɹiːˈeɪt ɐ pˌɑːlˈɪdʒɪnəs daɪnˈæmɪk bᵻtwˌiːn ðɪ ˌɪndᵻvˈɪdʒuːəlz.
This is due to the fact that multiple spermatophores would be produced at the same time, so males wouldn't have to waste extra energy producing another spermatophore after each mating session and consequently create a polygynous dynamic between the individuals.