Random Eye Facts

    19 facts tagged with Eye Facts

    The human eye blinks an average of 4,200,000 times a year.
    233
    Tigers can see 6 times better at night than humans.
    305
    Our eyes are always the same size from birth, but our nose and ears never stop growing.
    266
    Sectoral Heterochromia
    Sectoral Heterochromia
    Sectoral heterochromia is an eye condition where one part of the iris appears different to the rest. It's generally a result of excessive pigment.
    60
    Optical illusions occur when what the eyes see conflicts with what the brain expects.
    75
    Only about 2% of the world population has green eyes.
    36
    There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
    22
    The colossal squid has the largest eyes in the world.
    4