Fun Eye Facts
We love eyes! They are so amazing, both in their capabilities as visual sensors for us and in how they work!
Here are some fun facts about our human eyes, and animal eyes (courtesy of the Canadian Association of Optometrists):
Human Eyes - Fun Facts:
Our average blink takes 1/3 of a second? We blink about 15-20 times in a minute.
Seeing is so important that it takes up more than 50% of the brain’s functionality.
Newborns don’t shed tears, though they do know how to cry.
The most active muscles in your body are in your eyes.
Your eyes can get sunburned.
If the human eye were a digital camera it would have 576 megapixels - WOW!
Your eyes contain around 107 million light sensitive cells.
We spend about 10% of our wake time with our eyes closed.
The lifespan of the average eyelash is 5 months, the rest of your hair will last 2-4 years.
Humans can see more shades of green than any other colour.
Yes, you can sneeze with your eyes open and no, your eyes won’t fall out.
Blue eyed people are more tolerant of alcohol and less tolerant of the sun
The world’s most common eye colour is brown.
The eye has over 2 million moving parts.
Your eyes contain 7 million cones which help you see colour and detail and 100 million cells called rods which help you to see better in the dark.
Ommatophobia is the fear of eyes. Yikes! But why be scared, eyes are so great :)
Animal Eyes - Fun Facts:
An ostrich’s eye is bigger than its brain.
Chameleons can move their eyes in two directions at once.
A single scallop can possess over a hundred eyes
Dolphins can sleep with one eye open.
Birds, cats and dogs have three eyelids.
Dogs cannot distinguish between red and green.
On your next visit, share your favourite Eye Facts with us!
