Interesting eye facts
Mohammad Ahsanullah with his best friend Bangladesh
© Zul Mukhida/Sightsavers
Here are a selection of interesting eye facts for you!
- Blinking helps to protect our eyes by keeping them wet. When we blink we spread tears from one side of our eye to the other to stop them drying out.
- The largest eyeball on the planet is 18 inches wide, about the size of a large watermelon and it belongs to The Giant Squid.
- Did you know that an ant has two eyes? But each eye contains lots of smaller eyes. This is called a ‘compound eye’
- The most active muscles in the human body are our eye muscles.
- In order for your eye to see it takes more than 2 million parts of your eye working together.
- A worm doesn’t have any eyes.
- Babies don’t produce tears in their eyes until they are one to three months old.
- The most eye injuries are caused by baseball, followed by basketball, water sports and racquet sports.
- Our eyelashes have an average life span of 5 months.
- Dogs can’t see the difference between the colours red and green.
- A chameleon's eyes can look in different directions - at the same time!





