If the human eye was a digital camera, it would have 576 megapixels.
25
Tigers can see 6 times better at night than humans.
305
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Poor eyesight (myopia) is associated with higher IQ.
232
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75