<i>Thirteen men</i> or so, who lived in Spain > 4500 years ago, left almost no male genetic legacy today.<p>... As other millions of contemporary men, that have only daughters.
Related: PBS Eons video named The Two People We're All Related To <a href="https://m.youtube.com/watch?v=YNQPQkV3nhw" rel="nofollow">https://m.youtube.com/watch?v=YNQPQkV3nhw</a> about the biological "Adam" and "Eve"