Nonsense.
Sexiness is nowhere near that primal. What I find sexy has nothing to do with fertility or their being good mothers or wives.
It is purely hormonal. Whatever it is about a women that makes a man break out in a sweat is what motivates him to chase her. On top of that, it is a woman's knowledge of seductive behavior which influences a man.
” - indicating an increase in the capability to have multiple births..”
I’ve got a flash for these nimrods....that’s the last thing on men’s minds!😎