Topic

l can not think of a downside to this for our evolutionary history.
In other words, why do we live part of our lives before reaching puberty.What would be the downside?Some reason other than ''we would stop growing taller'' has to be the answer.

 

What would happen if we reached puberty at birth

People would be tiny. At Growth in height ceases at the end of puberty so if puberty began birth people would end up being a number of feet shorter

 

What would happen if we reached puberty at birth

We would be some really ugly babies!