OK, they're small, but Na'vi women definitely have them: Breasts. But why? They're extraterrestrials, not mammals, who don't need them to nurse their babies. So why are they there? Simple. "Because this is a movie for human people," director James Cameron explained in an Inside the Actors Studio interview. He aimed to create a different kind of creature who was also seductive, and he had a definite vision regarding star Neytiri.
The Na'vi are not "placental mammals," Cameron explained to Playboy. But "right from the beginning I said, 'She's got to have tits." But while they exist, they play hide-and-seek behind strategically placed beads so the film could retain its PG13 rating.
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