did you know that fingerprints are unique to each individual including identical twins even though twins share the same DNA their fingerprints are distinct your fingerprints start developing in the womb and are fully formed by about 24 weeks of pregnancy interestingly there are three main types of fingerprint patterns loops whls and arches Loops are the most common appearing in about 60 to 70% of people whals are found in about 25 to 35% of people people and arches are the least common fingerprints are incredibly detailed each Ridge and Valley forms a unique pattern that can be used for identification no two fingerprints in the world are exactly alike making them a reliable method for personal identification did you know that the use of fingerprints for identification dates back to ancient Babylon where clay tablets with fingerprints were used for business transactions today fingerprints are widely used in law enforcement and secur