Genetic origin of the tilted ear?

[Wilhelm O.]

In which taxonomical groups does the trait of tilted back ears surface and what origin is it of?

[Norb]

In which taxonomical groups does the trait of tilted back ears surface and what origin is it of?

pictures please

[Kazimiera]

The Tilted Ear? It sounds like a book title. :lol:

[Wilhelm O.]

Something like this https://www.wikihow.com/images/thumb/5/51/Pull-a-Coin-Out-Of-an-Ear-Step-8.jpg/aid11596-v4-728px-Pull-a-Coin-Out-Of-an-Ear-Step-8.jpg

EDIT: This too http://1.bp.blogspot.com/-Qvpbq5G2DPI/Um7n3wkVlrI/AAAAAAAAHk8/OKb-DpclFuA/s1600/Exotic-Nordic+Carleton+S.+Coon.jpg

EDIT: This https://postimg.org/image/r4oh3nf4t/

EDIT: And here someone without it for comparison https://www.theapricity.com/snpa/bilder/troe171.jpg