I don't think we know the answer for sure right now, but there are a few guesses.
Copying from Wikipedia.
Various hypotheses concerning the function(s) of pubic hair include:
because if it didn't have any hair, then it wouldn't look so good and sexy. and feeling and touching hairy pussys feel so so GOOD
Sons of All Pussys was created in 2002.
because pussys
pussys
yes
They we're pussys
College is for pussys.
girls pussys
There pussys
Oksana
they were big pussys
If the cat falls into a river then certainly.