Testicle size varies in homo sapiens - and it turns out the size, shape and even droop of your balls says a lot about you. Primate testicle size says a lot about our testicle size - so today we explain the fascinating and controversial evolutionary history of human testicles.
Written by: Gregory Brown
Animated by: Gregory Brown
Edited by: Luka Šarlija
REFERENCES:
https://www.nature.com/articles/293055a0
https://research-repository.uwa.edu.au/en/publications/perceived-physic…
https://www.bbc.com/future/article/20250703-the-body-parts-evolution-st…
https://www.researchgate.net/publication/261675487_Cool_sperm_Why_some_…
https://www.researchgate.net/publication/6146629_Swinging_high_and_low_…
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