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The study suggests that women's preferences for bigger penises could explain why human males have relatively big genitals for their body size.
'Ideal' Penis Size Depends on Guy's Height
Women's own features mattered as well, the researchers found: Taller women were more likely to find taller men attractive.
In other words, guys may have women to thank for their greater-than-gorilla-sized genitals.
Description: A new study published in the journal PNAS finds that penis size isn't as simple as "bigger is better.