The field guide to cocks

Every cock is different, here is how

Length, girth, curves, heads, foreskins and balls: what is common, what is rare and what the studies actually measured

Size

Length, girth and what the measured data really say

Types

Shapes, curves, heads, foreskins, balls and more

Function

Erections, cum and everything in between

In depth

Myths, studies and practical questions

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