ðə bɹˈaɪtnəs ʌv ˌʊltɹɐvˈaɪəlɪt ɹᵻflˈɛktəns ænd fˈɛɹəmˌoʊn dᵻskɹˈɪptɚz, bˈoʊθ ɪmpˈoːɹtənt fˈæktɚz ɪn mˈeɪt sᵻlˈɛkʃən, ɑːɹ ˈɔːlsoʊ nˈɛɡətˌɪvli kˈɔɹɪlˌeɪɾᵻd wɪð ˈeɪdʒ.
The brightness of ultraviolet reflectance and pheromone descriptors, both important factors in mate selection, are also negatively correlated with age.