Ignorant question: would this mean older fathers are more likely to produce daughters?
This study says yes, the effect becoming detectable at about 70 years of age: https://jamanetwork.com/journals/jamanetworkopen/fullarticle...
It’s an anecdote, but in my experience older (40-ish) parents or those in places with chemical exposure seem to have a lot of daughters.
This study says yes, the effect becoming detectable at about 70 years of age: https://jamanetwork.com/journals/jamanetworkopen/fullarticle...