The colossal squid has the largest eyes in the world.
4
There's a woman named Veronica Seider who had vision 20x better than average. She could identify people more than a mile (1.6km) away.
22
If the human eye was a digital camera, it would have 576 megapixels.
25
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Tigers can see 6 times better at night than humans.
305
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Those things you see in your eyes when you stare into space are called Mouches Voltanes, which are also broadly referenced to as Floaters.
9
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75