Iris (anatomy) - Wikipedia

Cornea - Wikipedia

diverse eyes!, dot pupils, round pupil, round iris

Do humans look like other primates? I can kind of see it but at the same time I can't. - Quora

Is the pupil exactly at the center of the iris, sometime I see it shifted a bit from the center on some people, is it due to perspective only? - Quora

Donato Piccolo / 符号的智能 (The Intelligence of the Signs

Iris (anatomy) - Wikipedia

Macula - Wikiwand

Eye-“itis:” differences between keratitis, episcleritis, scleritis

Why aren't other primates nothing like human beings while all variations of tigers are very much closely related? - Quora

Physiology/Biochem Flashcards

What are some facts abut the goddess of rainbow Iris? - Quora

Iris (anatomy) - Wikipedia