Came here to say just this. Another interesting one is the auricular tubercle[1], where the genetic trait of a "pointy" ear found in other mammals reappears in

Came here to say just this. Another interesting one is the auricular tubercle[1], where the genetic trait of a "pointy" ear found in other mammals reappears in some humans. [1] https://en.wikipedia.org/wiki/Darwin%27s_tubercle https://en.wikipedia.org/wiki/Darwin%27s_tubercle