Why do you have hazel eyes?

Why are hazel eyes so frequent in Rh(D) negative individuals?

Hazel eyes appear to be more frequent in…

Basque people

Is there a Basque-Jewish-Rh Negative connection?

People with Jewish ancestry

Did Rh- Blood run through the Veins of the Ancient Hebrews?

Brazil

Why is Brazil so high in rh negative blood?

North Africa

Who were the original Berbers?

Celtic people

Is Rh Negative Blood Celtic?

See also:

What is the difference between hazel eyes and central heterochromia?