Why do cat pupils lie vertically while goat pupils lie horizontally?
Looking into the eyes of various animal species, you will notice that some pupils have unusual shapes. Why is that? It turns out that the shape of the pupil represents ...
Tag: iris
The Rarest Eye Color in the World, Possessed by Only 1% of Humanity
The eyes are the windows to the soul, and we are all familiar with people who have black, blue, or brown eyes. But which eye color is the rarest in ...
