EYES

Humans blink more than 10 million times per year.

Scallops have 35 blue eyes. The largest eyes in the world belong to the giant squid.

A duck has three eyelids and so does a camel.

Our eyes expand nearly 50 per cent when we see something that makes us happy.

The Tuatara lizard has three eyes.

The duck-bill platypus is blind for the first eleven weeks of its life.

Dolphins sleep with one eye open to protect themselves from danger.

The eye of an ostrich is larger than its brain.

The cornea has no blood supply, unlike every other part of the human body. It receives oxygen from the air.

Albert Einstein’s eyes were stored in a safe place after he died. It wasn’t until 1994 that they were brought out and sold at auction.

People generally read 25 per cent more slowly from a computer screen than from paper.

It is impossible to sneeze with your eyes open.

The space between your eyebrows is called the glabella.