Poor eyesight (myopia) is associated with higher IQ.
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The human eye blinks an average of 4,200,000 times a year.
233
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
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Tigers can see 6 times better at night than humans.
305
The colossal squid has the largest eyes in the world.
4
Only about 2% of the world population has green eyes.
36