Men with beads and long hair have smaller testicles, scientists claim.
Men with longer hair and beards may have smaller testicles than those who struggle to grow facial hair, a study claims.
Daily Mail
It found that humans, and more than one hundred other primates, face an evolutionary dilemma when it comes to their genitals.
Teams from the University of Western Australia, who carried out the research, say a male ‘can be well-adorned or well-endowed, but it’s hard to be both’.