fˈɜːðɚ stˈʌdiz hæv fˈaʊnd ðætðɪ ˌʊltɹɐvˈaɪəlɪt ɹᵻflˈɛktəns sˈɪɡnəl ɪz bɹˈaɪɾɪst wɪðˌɪn ɐ wˈɪŋ bˈiːt sˈaɪkəl wɛn vjˈuːd fɹʌm dᵻɹˈɛktli əbˌʌv ðə mˈeɪl.
Further studies have found that the ultraviolet reflectance signal is brightest within a wing beat cycle when viewed from directly above the male.