Where monogamy came from: religion, dolphins, and divorce

Ben notes the article blames Judeo-Christian paternity concerns for ingraining monogamy, then jokes that someone must have proselytized to the dolphins, who are monogamous too. The hosts discuss why that same religious force failed to sustain marriages through the 1960s sexual revolution and no-fault divorce, distinguish polygamy from polysexuality, and conclude the author wants societal validation for her lifestyle rather than better data.