Aristotle was the first person to study biology systematically, and biology forms a large part of his writings.
ˈæɹɪstˌɑːɾəl wʌzðə fˈɜːst pˈɜːsən tə stˈʌdi baɪˈɑːlədʒi sˌɪstəmˈæɾɪkli, ænd baɪˈɑːlədʒi fˈɔːɹmz ɐ lˈɑːɹdʒ pˈɑːɹt ʌv hɪz ɹˈaɪɾɪŋz.