Before the appearance of the mutation, the authors state, all humans shared brown eyes, which is the natural color of melanin ...

Blue-eyed folks may be rarer ... Green eyes are considered the rarest of the “natural” eye colors. Found in only two percent of the world’s population, green eyes are most commonly seen ...

People with this eye color are natural-born leaders and total bosses ... in green eyes contributes to a nice mix of brown-eye and blue-eye personality traits. People with green eyes have the ...

The animal's eyes change from a golden colour to a deep blue as summer fades to winter, helping it to see in dramatically different light levels. The part that changes colour is called the tapetum ...

In humans, phenotypically, eye color falls into one of these basic categories -brown, blue or green. Brown eyes are the most common (due to their dominant nature), followed by blue and then green.

If you’ve ever suffered from dry, irritated eyes or struggled to fall asleep after a long day of staring at your computer, you may have been tempted to purchase a pair of blue-light-blocking ...