Assuming you're talking about the anatomical feature formally referred to as a "navel" ... nobody "invented" them; they've been around for as long as placental mammals have.
Clothes were invented 1000ends of years ago God first invented the clothes
It was invented just before you were born and me AND your MOM invented it
where was invented wrangler jeand where was invented wrangler jeand
they where invented in the 1920's:D
I think not.
Yes, hamsters do have belly buttons
they have belly buttons because they have them okii
Things generally don't have belly buttons. All placental mammals have belly buttons.
Yes in fact all mammals have belly buttons which is super fascinating but they are straight unlike our human belly buttons!
Oh, but they do have belly buttons.
Yes! all mammals have belly buttons. When we are growing in our mothers belly we are joint by an umbilical cord then when we have been born the umbilical cord gets cut and that is why we have belly buttons.
No, belly buttons do not grow on trees. Belly buttons are formed during fetal development in the womb and are not naturally found on trees or any other plant life.
When your pregnant your belly gets bigger,and your belly button just sticks out there.
No
no
Yes, pigs, like other mammals, have belly buttons. A piglet's belly button is where the umbilical cord connected it to its mother for the exchange of nutrients during development in the womb.
mOTERS AND MOTHERS BEFORE HAVE ALWAYS HAD DIFFEREN BELLY BUTTONS. MOST DOCTORS DO NOT KNOW HOWTO TIE BELLY BUTTONS PROERLY.