9 Weird Facts You Didn't Know About The World

The navel is unique to each individual due to its being a scar
The navel is unique to each individual due to its being a scar, and various general forms have been classified by medical practitioners. Outie: A navel consisting of the umbilical tip protruding past the periumbilical skin is an outie.That little spot in the center of your belly marks the place where your umbilical cord once connected you to your mom's placenta. ... It eventually falls off—usually within the first week of a baby's life—and what remains is a scar. Of course, “belly button” sounds a lot cuter than “belly scar.”