Traditionally, why did Maori men wear Ta moko? (Site 1)

In pre-European Māori culture, many if not most high-ranking persons received moko. ... Apart from signalling status and rank, another reason for the practice in traditional times was to make a person more attractive to the opposite sex. Men generally received moko on their faces, buttocks (raperape) and thighs (puhoro).

can you explain it better

answer; observing;