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What do biology, human history and the promiscuity of bonobos reveal about monogamy? Experts and everyday couples weigh in on shifting cultural norms.
电影评分: 7.2 / 10 (566)
导演: Joe Posner
编剧: Joe Posner
演员表: Maria Bello - Dan Savage - Stephanie Coontz - Christopher Ryan - David Barash
别名: Explained, Monogamy