Did you know?

* The owl is the only bird to drop its upper eyelid to wink. All other birds raise their lower eyelids.
* The reason honey is so easy to digest is that it’s already been digested by a bee.
* Roosters cannot crow if they cannot extend their necks.
* The colour blue has a calming effect. It causes the brain to release calming hormones.
* Every time you sneeze some of your brain cells die.
* Your left lung is smaller than your right lung to make room for your heart.
* The verb “cleave” is the only English word with two synonyms, which are antonyms of each other: adhere and separate.