Humans can't prick up our ears like dogs but a vestigial muscle tries anyway

image: Vlad Bokarev/Shutterstock.com

When many animals hear a sound, they prick up their ears to listen more closely. Unfortunately, we lost that ability during our evolutionary journey becoming the boring humans we are today. However, while our ears don't prick, we still have the vestigial ear muscle that does it in other animals. (It's the same muscle …