The average cat sleeps about 2/3 of the day.
203
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
44% of kids watch television before they go to sleep.
106
Honeybees never sleep.
276
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
47% of people have a nightmare at least once a month.
186