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Why do some green/blue-eyed people have small brown dots in their eyes? - Quora
Eye colour Facts for Kids
Fun Fact Iris Photo: your eyes are not green!
My friend has color outside of the dark ring around his iris, like the color spilled out a little onto the white of his eye. Is this common? - Quora
Change Your Eye Color: Options for Surgery, Safety, and More
瞳・虹彩・光 iris photography
Eye colors and their superpower and what's the difference between them
The Rarest Eye Color in the World: What It Is and Why
瞳・虹彩・光 iris photography
Does Eye Color Ever Change? (How & Why)