What is the average age difference among couples? Proceedings of the Royal Society of London B: In the latter case, the term trophy is broadened to include any substantial difference in power originating from physical looks, wealth, or status. A study suggested that age disparity in marriage is positively correlated with decreased longevity, particularly for women, though married individuals still have longer lifespans than singles. Parental investment and sexual selection.
Age disparity in sexual relationships
However, human males tend to have more parental investment compared to mammal males although females still tend to have more parental investment.
What’s The Average Age Difference In A Couple?