Learning about the pregnancy and childbirth beliefs from cultures around the world is nothing short of fascinating, don't you think? Whether you follow them or not, we have our "standard" ones in the U.S. -- don't tell people you're pregnant until after the first trimester, for one -- so don't you ever wonder what other unwritten protocols mamas-to-be follow? There are some truly unbelievable ones out there!

Here are 25 pregnancy beliefs from around the world.

(Note: Everyone from these cultures doesn't necessarily adhere to these beliefs.)