Blond hair in humans developed only 11,000 years ago as an…

Blond hair in humans developed only 11,000 years ago as an evolutionary response to the lack of sunlight in Northern Europe to enable more Vitamin D synthesis.

Source: Learn about Interesting Facts and Amazing Facts plus a whole lot of Fun Facts and Strange Facts

INTERESTING FACTS

UNBELIEVABLE FACTS

Unbelievable Facts

Leave a Reply

Your email address will not be published. Required fields are marked *