Studies have suggested that this trait was the strongest and most informative predictor of male courtship success.
stˈʌdiz hæv sədʒˈɛstᵻd ðæt ðɪs tɹˈeɪt wʌzðə stɹˈɔŋɡɪst ænd mˈoʊst ɪnfˈɔːɹmətˌɪv pɹɪdˈɪktɚɹ ʌv mˈeɪl kˈoːɹtʃɪp səksˈɛs.