Why Are We the Only Species With a Chin ?
February 2, 2016 · STRANGE /UNEXPLAINED · 0 Comments
Why do we have a chin and what is it used for? It might not be immediately evident, but humans are actually the only animals on Earth with a chin. The humble chin is such an obvious part of our facial anatomy that most of us simply take it for granted and don’t think much about it, yet for years … Continue reading