Human Babies Have a 1:1 Sex Ratio, Unlike Many Animals. But Why?

<img width="1024" height="415" src="https://sciencealert.com/images/2024/10/HumanBabiesDressedAsAnimals.jpg"/>Scientists are unraveling the mystery.

https://sciencealert.com/human-babies-have-a-11-sex-ratio-unlike-many-animals-but-why