Dr Zuleyka Zevallos

In fact, of the 7 sources cited, 3 are general texts on sexuality NOT proof of gene mutation & rest are the 1st author citing himself (!).

Study then develops its "male choice hypothesis" for same-gender attraction among women using the NON SCIENTIFIC concept of cuckoldry.

Cuckoldry is the idea that hetero men need to protect themselves from women who may trick them to raise kids that aren't biologically theirs

Cuckoldry is a historical idea that stems from Christianity & colonialsim. It transformed institution of marriage to protect men's assets.

While I can't speak to human behaviour studies in particular (and I think this study is probably crap), males protecting their genetic 1/

lineage by preventing other males from mating with the same female is important to evolution in general. It was the "positive selection" 2/

argument that got my attention in their abstract, because the researchers would have to prove that selection favours lesbianism with 3/