Children's sense of smell is better than adults'.
860
Every human spent about half an hour as a single cell.
144
Only 10-20% of the population can wiggle their ears and raise one eyebrow.
22
Children laugh about 400 times a day, while adults laugh on average only 15 times a day.
973
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10
People with blue eyes are better able to see in the dark.
153