This is the second part of Head modeling tutorial. You can learn very simple method of creating a ear for human head model.
Head Modeling (Part-01)
https://youtu.be/GRJlG37Px04
DOWNLOAD the ear model
https://drive.google.com/file/d/1nWGAmtLrUjVpl0Wx02eYNj0n1W_PIvIf/view?usp=sharing