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Redhead Genetics Linked To Evolution, But Extinction?

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Happy Roodharigendag (that's Redhead Day in Dutch). It's a summer festival that takes place the first weekend in September in the Netherlands. This year, nearly 5,000 people gathered to celebrate all things fiery red, especially this unique phenotype.

But what exactly is the genetic story behind red hair? How do redheads get that auburn tone? And does their rumored extinction have any actual scientific backing?

Click the link below and watch the video above to find out. And don't forget to sound off in the comments section below. Come on, talk nerdy to me!

CLICK HERE FOR FULL TRANSCRIPT

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