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Why do humans have (relatively) large penises? artwork
Technology

Why do humans have (relatively) large penises?

Spectrum | Deutsche Welle by DW

Jan 29, 202630:00Technology

Compared to chimps or gorillas, human males are unusually well endowed. A new study suggests it's partly because men 'size each other up' before a fight.

About This Episode

Why do humans have (relatively) large penises? is an episode from Spectrum | Deutsche Welle by DW. Compared to chimps or gorillas, human males are unusually well endowed. A new study suggests it's partly because men 'size each other up' bef...

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Episode Details

Published Jan 29, 2026, 30:00 long, audio available.