Why some people have a tiny hole above their ears

Ever notice that some people have a tiny hole above their ears? Well, the condition actually has a name.

The small segment of the population that is born with these tiny holes anywhere around their external ears have a condition called preauricular sinus.

According to Business Insider, evolutionary biologist Neil Shubin said these holes may be an evolutionary remnant of fish gills.

Watch the video below to learn more about the condition:

More on BusinessInsider.com.

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