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Blue, brown, hazel, green and all of the shades in between—there is one in the list that a small two percent of the population hold. ... There are also rare cases of violet and red-colored eyes ...
Cicadas with blue eyes. Cicadas have blue eyes because they are mutants. The University of Connecticut observed that some periodical cicadas have blue or white eyes, or some may lack red ...
Blue eyes are a highly sexually dimorphic eye color. Studies from various populations in Europe have shown that men are substantially more likely to have blue eyes than women. [18] The inheritance pattern followed by blue eyes was previously assumed to be a Mendelian recessive trait, though this has been
Cyanopsia is a rare visual phenomenon characterized by a blue tint to vision. Most commonly associated with cataract surgery and certain medications, such as sildenafil , cyanopsia is typically a temporary side effect rather than a standalone disease.
NBC Chicago reports, "Experts said blue-eyed cicadas have been seen before, but such sightings are rare. "One in a million," said Dr. Gene Kritsky, dean of Behavioral and Natural Sciences at Mount ...
The inheritance pattern followed by blue eyes was previously assumed to be a mendelian recessive trait, however, eye color inheritance is now recognized as a polygenic trait, meaning that it is controlled by the interactions of several genes. [57] Blue eyes are predominant in northern and eastern Europe, particularly around the Baltic Sea.
A new study reports that the type of lemur that has stunning eyes could be extinct in a little more than a decade.
Blue eyes are also found in parts of Western Asia, most notably in Afghanistan, Syria, Iraq, and Iran. [53] In Estonia, 99% of people have blue eyes. [54] [55] In Denmark in 1978, only 8% of the population had brown eyes, though through immigration, today that number is about 11%. [55] In Germany, about 75% have blue eyes. [55]