The trickiest tongue twister in the English language is apparently "Sixth sick sheik's sixth sheep's sick". Give it a try and see for yourself.

In the course of an average lifetime you will, while sleeping, eat 70 assorted insects and 10 spiders.

The fingerprints of koala bears are virtually indistinguishable from those of humans, so much so that they can be easily confused at a crime scene.

AMAZING FACTS