Add Yahoo as a preferred source to see more of our stories on Google. Koalas also have unique fingerprints—their skin patterns are remarkably similar to those of humans. Photo: Getty Images / m-kojot ...

You’ve had your own personal set of fingerprints since before you were born, and they’ll be with you throughout your whole ...

Just like human fingerprints, dogs' noses are a strong biometric perfect for identification. Read here to learn more!