how rare is it to have black eyes?
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Contrary to popular belief, true black eyes do not exist. Some people with a lot of melanin in their eyes might appear to have black eyes depending on the lighting conditions. This is not truly black, however, but simply a very dark brown.
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Red Albino Eye - The most rare eye color found in humans without any argument is red. Red eyes are mainly found in albinos, but there are documented cases of them existing in people whom otherwise appear to have no other pigmentation anomalies.
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With only two percent of the world's population having green eyes, it's definitely rare! Pretty purple eyes naturally occur because of a lack of pigment, but are very rare.
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1 The evidence suggests that all people with blue eyes carry this same variant. So the parts of the world where descendants of that founder individual are most common have the highest frequency of blue eyes; where those descendants are rare, darker eye colors are the dominant eye color.
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About 2 percent of people have green eyes. Green eyes are most common in Northern, Central, and Western Europe. About 16 percent of people with green eyes are of Celtic and Germanic ancestry. The iris contains a pigment called lipochrome and only a little melanin.
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It's unusual for a black eye to develop unexpectedly, when there hasn't been an injury, but a possible explanation is high blood pressure causing a capillary to burst, or one of the conditions listed below.
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Hazel. Approximately 5 percent of people have hazel eyes. Hazel eyes are uncommon, but can be found throughout the world, especially in Europe and the United States.
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It can vary from being very light blue to dark brown depending on how much melanin is in the eye. ... It's colored ring that surrounds the pupil, which is the black center of the eye that you look through. Siblings can inherit various genes from their parents and they don't always get the same ones.
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It is simply a matter of genetics. If your parents both have black hair and green eyes, your chances for the same are obviously higher. Though, it is fairly possible to look different from either or both of your parents and still look this way.
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Having a blind spot in each eye is a natural occurrence and is typically not cause for concern. It occurs because of the structure of the eye and a lack of photoreceptors. You're likely not even aware of your blind spot in day-to-day living, because your brain fills in any missing information.
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There will be no big difference between the black eyes and brown eyes except the different eyeball's colors. The difference is so subtle because it is defined from the genetic endowment. You could change the original color of the eyes by wearing the colored contact lenses.
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People with black eyes are known to be very secretive and keep to themselves until they feel comfortable. They can be very passionate and loyal, especially to their friends. People with black eyes are also very intuitive and may possess the ability to tap into powerful energy.
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GREY EYES ARE RARE AND MYSTERIOUS When one considers that an estimated 7 billion people live on planet earth, this means only 210,000,000 million humans have grey as their eye color. Grey eyes can come in different shades, including hues of smokey blue, green and in some cases, hazel-brown.
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Between 8 and 10 percent of people worldwide have blue eyes. Blue eyes are most common in Europe, especially Scandinavia. People with blue eyes have the same genetic mutation that causes eyes to produce less melanin. The mutation first appeared in a person living in Europe about 10,000 years ago.
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So a black hair and green/blue eye combination is not very uncommon. ... I wouldn't say it's the most rare combination, though, as I have seen a few people with this hair, and eye colouring. I have to say it's a very beautiful combination, and whenever you see someone with this colouring they are usually very striking.
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Gray eyes are very rare. Gray eyes are most common in Northern and Eastern Europe. Scientists think gray eyes have even less melanin than blue eyes. Gray eyes scatter light differently, which makes them pale.
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Rare Green Eyes Lots of genetic traits are rare. For example, left-handedness occurs in just 10% of the world's population, only 11% have naturally curly hair, and a mere 4% have blonde hair. ... Green eyes. Yes, only 2 percent of the population of the entire world have them.