It is based on a scientific approach, and brings together fields such as archaeology, behavioral ecology, psychology, primatology, and genetics.
ɪɾ ɪz bˈeɪst ˌɔn ɐ saɪəntˈɪfɪk ɐpɹˈoʊtʃ, ænd bɹˈɪŋz təɡˌɛðɚ fˈiːldz sˈʌtʃ ɐz ˌɑːɹkiːˈɑːlədʒi, bᵻhˈeɪvjɚɹəl ɛkˈɑːlədʒi, saɪkˈɑːlədʒi, pɹˌaɪmɐtˈɑːlədʒi, ænd dʒɪnˈɛɾɪks.