All people with blue eyes share a single common ancestor that lived between 6,000 and 10,000 years ago, according to researchers at the University of Copenhagen.
All blue-eyed people on Earth descended from one single person
How one ancestor helped turn our brown eyes blue, The Independent
All blue-eyed people likely descended from a single ancestor
All blue eyes descend from a single common ancestor who lived 10,000 years ago
Most Common Eye Color - All About Vision
Blue Eyes's Instagram, Twitter & Facebook on IDCrawl
Behind Blue Eyes: A Look at the Genetic and Cultural Components that Propelled the Spread of Blue-Eyed Humans
Blue Eyes's Instagram, Twitter & Facebook on IDCrawl
Blue Eyes: How Rare Are They?
More than a decade of genetic research on the Denisovans