I have an **wild** unverified hypothesis
It is well hypothesized, and generally accepted, that the proto-mammallian milk was probably a specialized sebum.
*My Hypothesis*
Good hair -> Good sebum -> a prehistoric encoding still within our genes
LONG hair -> zinc bioavailibility -> Well formed ova
Related: instagram.com/reel/DIOmSS3vhak/
(Known as Zincspark)
DISCLAIMER: None of this is verified. I am still working on this.