The exact composition of the layer of wax is not only species-dependent but also changes with the season and such environmental factors as lighting conditions, temperature or humidity.
ðɪ ɛɡzˈækt kˌɑːmpəzˈɪʃən ʌvðə lˈeɪɚɹ ʌv wˈæks ɪz nˌɑːt ˈoʊnli spˈiːsiːzdᵻpˈɛndənt bˌʌt ˈɔːlsoʊ tʃˈeɪndʒᵻz wɪððə sˈiːzən ænd sˈʌtʃ ɛnvˌaɪɹənmˈɛntəl fˈæktɚz æz lˈaɪɾɪŋ kəndˈɪʃənz, tˈɛmpɹɪtʃɚɹ ɔːɹ hjuːmˈɪdᵻɾi.