Humans have in fact two eyes.
the comon eye sight for humans is the pupil
1. How is a human eye different from a fly's eye?
They both reflect light.
Humans cannot see in dark night but nocturnal animals can see.
purple
Humans have a structure in their heads called the pineal body or gland. It isn't an eye, and in humans it's really not even vaguely eye-like other than being sort of approximately round.
Humans have two corneas, one in each eye. The cornea is the transparent front part of the eye that covers the iris, pupil, and anterior chamber.
Melanin.
No. Where did you get that idea?
yes they do
Yes.
one is in a lizard the other is in you genius