Why did humans evolve big penises but small testicles?
By A Mystery Man Writer
Description
We have the penis of a monogamous primate yet our body sizes suggest our ancestors slept around a lot.
FEATURES OF EARLY HOMININS (HOMINIDS) AND HUMANS: BIG BRAINS, LACK
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Human evolution – News, Research and Analysis – The Conversation – page 7
Testicles – News, Research and Analysis – The Conversation – page 1
Latest News - Gayety
Why Did Humans Evolve Big Penises but Small Testicles? — Gayety
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